{"title":"Membranes","description":"\u003cp\u003eShop RO and UF membrane elements in South Africa, including Vontron and other trusted brands. Find the right flow rate and rejection for home, semi-commercial and commercial reverse osmosis systems. Genuine, warrantied elements at trade pricing, with real specs to match your housing first time. Nationwide delivery in 2–5 business days.\u003c\/p\u003e","products":[{"product_id":"vontron-reverse-osmosis-membrane-ulp21-4040","title":"Vontron Reverse Osmosis Membrane ULP21-4040","description":"\u003ch1 data-start=\"674\" data-end=\"719\"\u003eVontron Reverse Osmosis Membrane ULP21-4040\u003c\/h1\u003e \u003cp data-start=\"721\" data-end=\"978\"\u003eThe \u003cstrong data-start=\"725\" data-end=\"751\"\u003eRO membrane ULP21-4040\u003c\/strong\u003e is an ultra-low pressure reverse osmosis element designed for efficient and reliable water purification. It is widely used in commercial and light industrial systems where energy efficiency and stable performance are required.\u003c\/p\u003e \u003cp data-start=\"980\" data-end=\"1189\"\u003eBecause this membrane operates effectively at lower feed pressures, it helps reduce pump load and operating costs. In addition, its standard 4040 size allows easy installation in most reverse osmosis housings.\u003c\/p\u003e \u003ch3 data-start=\"1937\" data-end=\"1952\"\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003ch4\u003eHigh Flow Capacity and Salt Rejection\u003c\/h4\u003e \u003cul\u003e \u003cli data-start=\"2000\" data-end=\"2131\"\u003eAverage permeate flow of approximately \u003cstrong data-start=\"2039\" data-end=\"2066\"\u003e2400 GPD (≈ 9.1 m³\/day)\u003c\/strong\u003e under standard testing conditions (25 °C, 150 psi, NaCl feed).\u003c\/li\u003e \u003cli data-start=\"2134\" data-end=\"2259\"\u003eStable salt rejection rate around \u003cstrong data-start=\"2168\" data-end=\"2176\"\u003e~99%\u003c\/strong\u003e for effective desalination and purification.\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003e \u003ch4\u003eUltra-Low Pressure Performance\u003c\/h4\u003e \u003cul\u003e \u003cli data-start=\"2300\" data-end=\"2499\"\u003eDesigned to operate at reduced feed pressures (about two-thirds of regular low-pressure elements), which can lower energy consumption and pump size requirements.\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003e \u003ch4\u003eLarge Active Membrane Area\u003c\/h4\u003e \u003cul\u003e \u003cli data-start=\"2536\" data-end=\"2678\"\u003eActive membrane area of approximately \u003cstrong data-start=\"2574\" data-end=\"2594\"\u003e90 ft² (~8.4 m²)\u003c\/strong\u003e for high throughput and efficient filtration.\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003e \u003ch4\u003eBroad Compatibility\u003c\/h4\u003e \u003cul\u003e \u003cli data-start=\"2708\" data-end=\"2798\"\u003eStandard \u003cstrong data-start=\"2717\" data-end=\"2727\"\u003e4″×40″\u003c\/strong\u003e size matches most RO housings for easy integration and retrofitting.\u003c\/li\u003e \u003cli data-start=\"2801\" data-end=\"2927\"\u003eSuitable for surface, municipal, and underground water sources with TDS below ~2000 ppm.\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2934\" data-end=\"2961\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cdiv class=\"TyagGW_tableContainer\"\u003e \u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\"\u003e \u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2963\" data-end=\"3606\"\u003e \u003cthead data-start=\"2963\" data-end=\"2990\"\u003e \u003ctr data-start=\"2963\" data-end=\"2990\"\u003e \u003cth data-start=\"2963\" data-end=\"2979\" data-col-size=\"sm\"\u003eSpecification\u003c\/th\u003e \u003cth data-start=\"2979\" data-end=\"2990\" data-col-size=\"sm\"\u003eDetails\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"3052\" data-end=\"3606\"\u003e \u003ctr data-start=\"3052\" data-end=\"3074\"\u003e \u003ctd data-start=\"3052\" data-end=\"3060\" data-col-size=\"sm\"\u003eModel\u003c\/td\u003e \u003ctd data-start=\"3060\" data-end=\"3074\" data-col-size=\"sm\"\u003eULP21-4040\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3075\" data-end=\"3129\"\u003e \u003ctd data-start=\"3075\" data-end=\"3091\" data-col-size=\"sm\"\u003eMembrane Type\u003c\/td\u003e \u003ctd data-start=\"3091\" data-end=\"3129\" data-col-size=\"sm\"\u003eUltra-Low Pressure TFC RO membrane\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3130\" data-end=\"3182\"\u003e \u003ctd data-start=\"3130\" data-end=\"3154\" data-col-size=\"sm\"\u003eAverage Permeate Flow\u003c\/td\u003e \u003ctd data-start=\"3154\" data-end=\"3182\" data-col-size=\"sm\"\u003e~2400 GPD (≈ 9.1 m³\/day)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3183\" data-end=\"3215\"\u003e \u003ctd data-start=\"3183\" data-end=\"3207\" data-col-size=\"sm\"\u003eStable Salt Rejection\u003c\/td\u003e \u003ctd data-start=\"3207\" data-end=\"3215\" data-col-size=\"sm\"\u003e~99%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3216\" data-end=\"3260\"\u003e \u003ctd data-start=\"3216\" data-end=\"3239\" data-col-size=\"sm\"\u003eActive Membrane Area\u003c\/td\u003e \u003ctd data-start=\"3239\" data-end=\"3260\" data-col-size=\"sm\"\u003e~90 ft² (~8.4 m²)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3261\" data-end=\"3291\"\u003e \u003ctd data-start=\"3261\" data-end=\"3280\" data-col-size=\"sm\"\u003eSpacer Thickness\u003c\/td\u003e \u003ctd data-start=\"3280\" data-end=\"3291\" data-col-size=\"sm\"\u003e~28 mil\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3292\" data-end=\"3342\"\u003e \u003ctd data-start=\"3292\" data-end=\"3312\" data-col-size=\"sm\"\u003eMax Feed Pressure\u003c\/td\u003e \u003ctd data-start=\"3312\" data-end=\"3342\" data-col-size=\"sm\"\u003eUp to ~600 psi (~4.14 MPa)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3343\" data-end=\"3382\"\u003e \u003ctd data-start=\"3343\" data-end=\"3366\" data-col-size=\"sm\"\u003eMax Feed Temperature\u003c\/td\u003e \u003ctd data-start=\"3366\" data-end=\"3382\" data-col-size=\"sm\"\u003eUp to ~45 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3383\" data-end=\"3417\"\u003e \u003ctd data-start=\"3383\" data-end=\"3410\" data-col-size=\"sm\"\u003eSDI (Silt Density Index)\u003c\/td\u003e \u003ctd data-start=\"3410\" data-end=\"3417\" data-col-size=\"sm\"\u003e≤ 5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3418\" data-end=\"3457\"\u003e \u003ctd data-start=\"3418\" data-end=\"3444\" data-col-size=\"sm\"\u003eFree Chlorine Tolerance\u003c\/td\u003e \u003ctd data-start=\"3444\" data-end=\"3457\" data-col-size=\"sm\"\u003e\u0026lt; 0.1 ppm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3458\" data-end=\"3490\"\u003e \u003ctd data-start=\"3458\" data-end=\"3481\" data-col-size=\"sm\"\u003epH Range (Operation)\u003c\/td\u003e \u003ctd data-start=\"3481\" data-end=\"3490\" data-col-size=\"sm\"\u003e~3-10\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3491\" data-end=\"3522\"\u003e \u003ctd data-start=\"3491\" data-end=\"3513\" data-col-size=\"sm\"\u003epH Range (Cleaning)\u003c\/td\u003e \u003ctd data-start=\"3513\" data-end=\"3522\" data-col-size=\"sm\"\u003e~2–12\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3523\" data-end=\"3606\"\u003e \u003ctd data-start=\"3523\" data-end=\"3536\" data-col-size=\"sm\"\u003eDimensions\u003c\/td\u003e \u003ctd data-start=\"3536\" data-end=\"3606\" data-col-size=\"sm\"\u003e4″ × 40″ (diameter × length)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e \u003ch3 data-start=\"3613\" data-end=\"3624\"\u003eBenefits\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"3628\" data-end=\"3720\"\u003e\n\u003cstrong data-start=\"3628\" data-end=\"3659\"\u003eEnergy-efficient operation:\u003c\/strong\u003e Lower feed pressure requirements help cut operating costs.\u003c\/li\u003e \u003cli data-start=\"3723\" data-end=\"3841\"\u003e\n\u003cstrong data-start=\"3723\" data-end=\"3746\"\u003eHigh-quality water:\u003c\/strong\u003e Near-99% salt and contaminant rejection supports safe drinking and industrial process water.\u003c\/li\u003e \u003cli data-start=\"3844\" data-end=\"3939\"\u003e\n\u003cstrong data-start=\"3844\" data-end=\"3865\"\u003eEasy integration:\u003c\/strong\u003e Standard 4040 size fits commonly used RO housings without modification.\u003c\/li\u003e \u003cli data-start=\"3942\" data-end=\"4080\"\u003e\n\u003cstrong data-start=\"3942\" data-end=\"3966\"\u003eDurable performance:\u003c\/strong\u003e Built to handle a wide range of feed water sources within specified limits.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"4087\" data-end=\"4110\"\u003eTypical Applications\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"4114\" data-end=\"4161\"\u003eUpgrading or retrofitting existing RO systems\u003c\/li\u003e \u003cli data-start=\"4164\" data-end=\"4216\"\u003eCommercial and light industrial water purification\u003c\/li\u003e \u003cli data-start=\"4219\" data-end=\"4265\"\u003eDrinking water systems for high-capacity use\u003c\/li\u003e \u003cli data-start=\"4268\" data-end=\"4301\"\u003eBoiler feed water pre-treatment\u003c\/li\u003e \u003cli data-start=\"4304\" data-end=\"4388\"\u003eFood and beverage processing water treatment\u003c\/li\u003e \u003c\/ul\u003e \u003cp style=\"text-align: center;padding-top: 20px\"\u003e\u003c\/p\u003e","brand":"Vontron","offers":[{"title":"Default","offer_id":45115695431749,"sku":"ULP21-4040","price":2624.99,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/vontro-ulp21-4040-reverse-osmosis-membrane.jpg?v=1780903053"},{"product_id":"lp-ulp22-8040-vontron-industrial-ro-membrane","title":"LP\/ULP22-8040 Vontron Industrial RO Membrane","description":"\u003ch3 data-start=\"259\" data-end=\"311\"\u003e\u003cstrong data-start=\"263\" data-end=\"311\"\u003eLP ULP22-8040 Vontron Industrial RO Membrane\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"313\" data-end=\"756\"\u003eThe \u003cstrong data-start=\"317\" data-end=\"365\"\u003eLP ULP22-8040 Vontron Industrial RO Membrane\u003c\/strong\u003e is engineered for superior performance in large-scale water purification systems. Designed to deliver high efficiency, it effectively removes dissolved salts, heavy metals, and organic impurities from various water sources such as borehole, municipal, and industrial feed water. As a result, it ensures clean, safe, and great-tasting water for both commercial and industrial applications.\u003c\/p\u003e \u003cp data-start=\"758\" data-end=\"1077\"\u003eFurthermore, this \u003cstrong data-start=\"776\" data-end=\"799\"\u003eVontron RO membrane\u003c\/strong\u003e operates at low pressure while maintaining high rejection rates, which helps reduce operational costs without compromising water quality. Its robust design allows a longer lifespan and consistent output, making it a reliable choice for continuous use in demanding environments.\u003c\/p\u003e \u003cp data-start=\"1079\" data-end=\"1324\"\u003eIn addition, the \u003cstrong data-start=\"1096\" data-end=\"1113\"\u003eLP ULP22-8040\u003c\/strong\u003e features a 99.5% salt rejection rate and excellent chemical resistance. Because of its advanced polyamide thin-film composite structure, it provides stable performance even under fluctuating water conditions.\u003c\/p\u003e \u003cp data-start=\"1326\" data-end=\"1567\"\u003eWhen paired with a compatible \u003cstrong data-start=\"1356\" data-end=\"1380\"\u003eindustrial RO system\u003c\/strong\u003e, it enhances productivity and minimizes maintenance downtime. Therefore, it is ideal for industries such as food processing, beverage production, pharmaceuticals, and power generation.\u003c\/p\u003e \u003cp data-start=\"1569\" data-end=\"1789\"\u003eIf you want to achieve efficient desalination and consistent water purity, choose the \u003cstrong data-start=\"1655\" data-end=\"1703\"\u003eLP ULP22-8040 Vontron Industrial RO Membrane\u003c\/strong\u003e from \u003cstrong data-start=\"1709\" data-end=\"1721\"\u003eMonster Mechanical\u003c\/strong\u003e — your trusted partner in professional water treatment solutions.\u003c\/p\u003e \u003ch3 data-start=\"844\" data-end=\"871\"\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"875\" data-end=\"1044\"\u003eOperates at ultra-low pressure (about two-thirds that of regular low-pressure membranes), which \u003cstrong data-start=\"971\" data-end=\"1003\"\u003elowers pump and system costs\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/www.prest.ro\/wp-content\/uploads\/2018\/11\/ULP22-8040.pdf?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eprest.ro\u003c\/span\u003e\u003cspan class=\"-me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\"\u003e+2\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between absolute\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003epurewatercomponents.com\u003c\/span\u003e\u003cspan class=\"-me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\"\u003e+2\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e \u003cli data-start=\"1047\" data-end=\"1180\"\u003eMaintains high rejection rates: stable ≥ 99.0%, minimum 98.5% under standard test conditions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/www.prest.ro\/wp-content\/uploads\/2018\/11\/ULP22-8040.pdf?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eprest.ro\u003c\/span\u003e\u003cspan class=\"-me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\"\u003e+1\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e \u003cli data-start=\"1183\" data-end=\"1298\"\u003eLarge active membrane area: 400 ft² (~37.2 m²), enabling higher throughput. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/www.prest.ro\/wp-content\/uploads\/2018\/11\/ULP22-8040.pdf?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eprest.ro\u003c\/span\u003e\u003cspan class=\"-me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\"\u003e+1\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e \u003cli data-start=\"1301\" data-end=\"1457\"\u003ePermeate flow under test conditions: ~12,100 GPD (~45.7 m³\/day) at 150 psi, 25 °C, 1,500 ppm NaCl, and 15% recovery. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/www.prest.ro\/wp-content\/uploads\/2018\/11\/ULP22-8040.pdf?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eprest.ro\u003c\/span\u003e\u003cspan class=\"-me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\"\u003e+2\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between absolute\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003ededjh0j7jhutx.cloudfront.net\u003c\/span\u003e\u003cspan class=\"-me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\"\u003e+2\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e \u003cli data-start=\"1460\" data-end=\"1759\"\u003eBroad operating ranges:\u003cbr data-start=\"1483\" data-end=\"1486\"\u003e • Maximum working pressure: 600 psi (~4.14 MPa) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/www.prest.ro\/wp-content\/uploads\/2018\/11\/ULP22-8040.pdf?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eprest.ro\u003c\/span\u003e\u003cspan class=\"-me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\"\u003e+1\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr data-start=\"1573\" data-end=\"1576\"\u003e • Maximum feed temperature: 45 °C \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/www.prest.ro\/wp-content\/uploads\/2018\/11\/ULP22-8040.pdf?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eprest.ro\u003c\/span\u003e\u003cspan class=\"-me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\"\u003e+1\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr data-start=\"1649\" data-end=\"1652\"\u003e • pH range (continuous): 3 – 10\u003cbr data-start=\"1685\" data-end=\"1688\"\u003e • pH range (cleaning): 2 – 12 \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/www.prest.ro\/wp-content\/uploads\/2018\/11\/ULP22-8040.pdf?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eprest.ro\u003c\/span\u003e\u003cspan class=\"-me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\"\u003e+1\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e \u003cli data-start=\"1762\" data-end=\"1926\"\u003eCompact design: element dimensions approx. 1,016 × 201.9 × 28.6 mm (40″ × 7.95″ × 1.125″) with 1.0″ (25.4 mm) diameter port. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/www.prest.ro\/wp-content\/uploads\/2018\/11\/ULP22-8040.pdf?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eprest.ro\u003c\/span\u003e\u003cspan class=\"-me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\"\u003e+1\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e \u003cli data-start=\"1929\" data-end=\"2003\"\u003eLight weight for its size: ~13 kg. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/Monster%20Mechanicalwater.com\/product\/lp-ulp22-8040-vontron-industrial-ro-membrane\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between overflow-hidden\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eMonster Mechanicalwater.com\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2010\" data-end=\"2038\"\u003eApplications \u0026amp; Use Cases\u003c\/h3\u003e \u003cp data-start=\"2040\" data-end=\"2154\"\u003eBecause of its high efficiency and low-pressure design, the \u003cstrong data-start=\"2100\" data-end=\"2134\"\u003eLP\/ULP22-8040 Vontron membrane\u003c\/strong\u003e is well-suited for:\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"2158\" data-end=\"2234\"\u003eMunicipal water purification and desalination when feed TDS is ≤ 2,000 ppm\u003c\/li\u003e \u003cli data-start=\"2237\" data-end=\"2272\"\u003eBottled drinking water production\u003c\/li\u003e \u003cli data-start=\"2275\" data-end=\"2320\"\u003eBoiler feed water and make-up water systems\u003c\/li\u003e \u003cli data-start=\"2323\" data-end=\"2391\"\u003eFood \u0026amp; beverage processing, pharmaceuticals, and clean water loops\u003c\/li\u003e \u003cli data-start=\"2394\" data-end=\"2468\"\u003eMid- to large-scale RO systems needing high flow with reduced pump loads\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2475\" data-end=\"2516\"\u003eInstallation \u0026amp; Maintenance Guidelines\u003c\/h3\u003e \u003cp data-start=\"2518\" data-end=\"2592\"\u003eTo get the best from the \u003cstrong data-start=\"2543\" data-end=\"2569\"\u003eLP\/ULP22-8040 membrane\u003c\/strong\u003e, ensure the following:\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"2596\" data-end=\"2706\"\u003eUse proper \u003cstrong data-start=\"2607\" data-end=\"2624\"\u003epre-treatment\u003c\/strong\u003e to control turbidity, iron, chlorine (residual \u0026lt;0.1 ppm), and scaling potential\u003c\/li\u003e \u003cli data-start=\"2709\" data-end=\"2916\"\u003eDuring commissioning, \u003cstrong data-start=\"2731\" data-end=\"2753\"\u003eflush the membrane\u003c\/strong\u003e with low-pressure flushing (15–25 minutes) then high-pressure flushing (60–90 minutes), discarding the initial permeate. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/www.prest.ro\/wp-content\/uploads\/2018\/11\/ULP22-8040.pdf?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eprest.ro\u003c\/span\u003e\u003cspan class=\"-me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\"\u003e+1\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e \u003cli data-start=\"2919\" data-end=\"3013\"\u003eUse periodic \u003cstrong data-start=\"2932\" data-end=\"2959\"\u003eCIP (chemical cleaning)\u003c\/strong\u003e in accordance with membrane manufacturer guidelines\u003c\/li\u003e \u003cli data-start=\"3016\" data-end=\"3110\"\u003eAvoid exposure to harmful oxidants or chemicals outside the recommended pH \/ chlorine limits\u003c\/li\u003e \u003cli data-start=\"3113\" data-end=\"3228\"\u003eKeep the membrane \u003cstrong data-start=\"3131\" data-end=\"3150\"\u003ewet when stored\u003c\/strong\u003e and use preservative solutions (e.g., sodium bisulfite) when not in service\u003c\/li\u003e \u003cli data-start=\"3231\" data-end=\"3312\"\u003eMonitor differential pressure and reject \/ permeate TDS to detect fouling early\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"text-align: left\"\u003eSpecification And Size\u003c\/h3\u003e  \u003cp\u003e\u003cstrong\u003e(A)\u003c\/strong\u003e\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003e(B)\u003c\/strong\u003e\u003c\/p\u003e \u003ch3 style=\"text-align: center\"\u003eHow An RO Membrane Is Made\u003c\/h3\u003e \u003cp style=\"text-align: center\"\u003eBelow is a video that explains how an RO membrane is made\u003c\/p\u003e  \u003cp style=\"text-align: center;padding-top: 20px\"\u003e\u003c\/p\u003e","brand":"Vontron","offers":[{"title":"Default","offer_id":45115695464517,"sku":"LP\/ULP22-8040","price":12852.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/8040-industrial-reverse-osmosis-membrane.jpg?v=1780903054"},{"product_id":"vontron-reverse-osmosis-membrane-lp11-4040","title":"Vontron Reverse Osmosis Membrane LP11-4040","description":"\u003ch1 data-start=\"569\" data-end=\"994\"\u003eVontron ULP11‑4040 RO Membrane – Ultra‑Low‑Pressure 4″×40″\u003c\/h1\u003e \u003cp data-start=\"608\" data-end=\"973\"\u003eThe \u003cstrong data-start=\"612\" data-end=\"646\"\u003eVontron ULP11‑4040 RO Membrane\u003c\/strong\u003e is an ultra-low-pressure (ULP) reverse osmosis element designed for municipal water, surface water, and low‑salinity applications. This high-performance \u003cstrong data-start=\"800\" data-end=\"815\"\u003eRO membrane\u003c\/strong\u003e reduces energy costs while maintaining excellent water quality. With a standard 4″×40″ size, it fits most RO systems for domestic and light industrial use.\u003c\/p\u003e \u003ch3 data-start=\"980\" data-end=\"1031\"\u003eKey Features of Vontron ULP11‑4040 RO Membrane\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1034\" data-end=\"1100\"\u003eUltra‑low pressure operation minimizes pump energy requirements.\u003c\/li\u003e \u003cli data-start=\"1103\" data-end=\"1171\"\u003eTypical permeate output of 2,700 GPD with 97.5–99% salt rejection.\u003c\/li\u003e \u003cli data-start=\"1174\" data-end=\"1222\"\u003eStandard 4″×40″ size ensures easy integration.\u003c\/li\u003e \u003cli data-start=\"1225\" data-end=\"1270\"\u003eSuitable for feedwater TDS up to 2,000 ppm.\u003c\/li\u003e \u003cli data-start=\"1273\" data-end=\"1340\"\u003eRobust operating limits: max 600 psi pressure, 45 °C temperature.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2043\" data-end=\"2072\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cdiv class=\"_tableContainer_1rjym_1\"\u003e \u003cdiv class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\"\u003e \u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2074\" data-end=\"3558\"\u003e \u003cthead data-start=\"2074\" data-end=\"2095\"\u003e \u003ctr data-start=\"2074\" data-end=\"2095\"\u003e \u003cth data-start=\"2074\" data-end=\"2086\" data-col-size=\"sm\"\u003eParameter\u003c\/th\u003e \u003cth data-start=\"2086\" data-end=\"2095\" data-col-size=\"lg\"\u003eValue\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"2118\" data-end=\"3558\"\u003e \u003ctr data-start=\"2118\" data-end=\"2140\"\u003e \u003ctd data-start=\"2118\" data-end=\"2126\" data-col-size=\"sm\"\u003eModel\u003c\/td\u003e \u003ctd data-start=\"2126\" data-end=\"2140\" data-col-size=\"lg\"\u003eULP11‑4040\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2141\" data-end=\"2223\"\u003e \u003ctd data-start=\"2141\" data-end=\"2164\" data-col-size=\"sm\"\u003eActive Membrane Area\u003c\/td\u003e \u003ctd data-start=\"2164\" data-end=\"2223\" data-col-size=\"lg\"\u003e~90 ft² (≈8.4 m²)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2224\" data-end=\"2337\"\u003e \u003ctd data-start=\"2224\" data-end=\"2248\" data-col-size=\"sm\"\u003eTypical Permeate Flow\u003c\/td\u003e \u003ctd data-start=\"2248\" data-end=\"2337\" data-col-size=\"lg\"\u003e~2,700 GPD (~10.2 m³\/day) under test conditions\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2338\" data-end=\"2421\"\u003e \u003ctd data-start=\"2338\" data-end=\"2362\" data-col-size=\"sm\"\u003eStable Rejection Rate\u003c\/td\u003e \u003ctd data-start=\"2362\" data-end=\"2421\" data-col-size=\"lg\"\u003e98.0% (typical)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2422\" data-end=\"2496\"\u003e \u003ctd data-start=\"2422\" data-end=\"2447\" data-col-size=\"sm\"\u003eMinimum Rejection Rate\u003c\/td\u003e \u003ctd data-start=\"2447\" data-end=\"2496\" data-col-size=\"lg\"\u003e97.5%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2497\" data-end=\"2766\"\u003e \u003ctd data-start=\"2497\" data-end=\"2518\" data-col-size=\"sm\"\u003eTesting Conditions\u003c\/td\u003e \u003ctd data-start=\"2518\" data-end=\"2766\" data-col-size=\"lg\"\u003eTest Pressure: 150 psi (1.03 MPa)\u003cbr\u003e Test Solution: 1,500 ppm NaCl, 25 °C, pH 7.5\u003cbr\u003e Recovery Rate: 15% (single element)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2767\" data-end=\"2860\"\u003e \u003ctd data-start=\"2767\" data-end=\"2797\" data-col-size=\"sm\"\u003eMax Feed Operating Pressure\u003c\/td\u003e \u003ctd data-start=\"2797\" data-end=\"2860\" data-col-size=\"lg\"\u003e600 psi (~4.14 MPa)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2861\" data-end=\"2955\"\u003e \u003ctd data-start=\"2861\" data-end=\"2877\" data-col-size=\"sm\"\u003eMax Feed Flow\u003c\/td\u003e \u003ctd data-start=\"2877\" data-end=\"2955\" data-col-size=\"lg\"\u003e~16 gpm (~3.6 m³\/hr) for 4040 size\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2956\" data-end=\"3028\"\u003e \u003ctd data-start=\"2956\" data-end=\"2979\" data-col-size=\"sm\"\u003eMax Feed Temperature\u003c\/td\u003e \u003ctd data-start=\"2979\" data-end=\"3028\" data-col-size=\"lg\"\u003e45 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3029\" data-end=\"3091\"\u003e \u003ctd data-start=\"3029\" data-end=\"3044\" data-col-size=\"sm\"\u003eMax Feed SDI\u003c\/td\u003e \u003ctd data-start=\"3044\" data-end=\"3091\" data-col-size=\"lg\"\u003e≤ 5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3092\" data-end=\"3173\"\u003e \u003ctd data-start=\"3092\" data-end=\"3120\" data-col-size=\"sm\"\u003eResidual Chlorine in Feed\u003c\/td\u003e \u003ctd data-start=\"3120\" data-end=\"3173\" data-col-size=\"lg\"\u003e\u0026lt; 0.1 ppm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3174\" data-end=\"3259\"\u003e \u003ctd data-start=\"3174\" data-end=\"3208\" data-col-size=\"sm\"\u003epH Range (Continuous Operation)\u003c\/td\u003e \u003ctd data-start=\"3208\" data-end=\"3259\" data-col-size=\"lg\"\u003e3 to 10\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3260\" data-end=\"3333\"\u003e \u003ctd data-start=\"3260\" data-end=\"3282\" data-col-size=\"sm\"\u003epH Range (Cleaning)\u003c\/td\u003e \u003ctd data-start=\"3282\" data-end=\"3333\" data-col-size=\"lg\"\u003e2 to 12\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3334\" data-end=\"3432\"\u003e \u003ctd data-start=\"3334\" data-end=\"3371\" data-col-size=\"sm\"\u003eMax Pressure Drop (single element)\u003c\/td\u003e \u003ctd data-start=\"3371\" data-end=\"3432\" data-col-size=\"lg\"\u003e15 psi (~0.1 MPa)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3433\" data-end=\"3558\"\u003e \u003ctd data-start=\"3433\" data-end=\"3455\" data-col-size=\"sm\"\u003ePhysical Dimensions\u003c\/td\u003e \u003ctd data-start=\"3455\" data-end=\"3558\" data-col-size=\"lg\"\u003eLength ≈ 1016 mm (40″)\u003cbr\u003e Outer Diameter ≈ 99.7 mm (3.9″)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e \u003ch3 data-start=\"3565\" data-end=\"3616\"\u003eWhy Choose the Vontron ULP11‑4040 RO Membrane?\u003c\/h3\u003e \u003cp data-start=\"3617\" data-end=\"3992\"\u003eBecause it blends \u003cstrong data-start=\"3635\" data-end=\"3651\"\u003ecompact size\u003c\/strong\u003e with \u003cstrong data-start=\"3657\" data-end=\"3689\"\u003ehigh capacity and efficiency\u003c\/strong\u003e, this membrane is a smart upgrade for systems treating municipal or low‑brackish water where energy cost and pump size matter. Its ultra-low-pressure design cuts operating cost and simplifies system design. Additionally, its proven brand and performance make it reliable for commercial installations.\u003c\/p\u003e \u003ch3 data-start=\"1762\" data-end=\"1803\"\u003eBenefits of Using Vontron ULP11‑4040\u003c\/h3\u003e \u003cp data-start=\"1804\" data-end=\"2062\"\u003eThis \u003cstrong data-start=\"1809\" data-end=\"1824\"\u003eRO membrane\u003c\/strong\u003e ensures reliable, high‑quality water for domestic, commercial, and light industrial systems. It reduces operational costs, fits standard housings, and guarantees long-term performance. Perfect for retrofits and new installations alike.\u003c\/p\u003e \u003ch3 data-start=\"3999\" data-end=\"4035\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"4038\" data-end=\"4133\"\u003eEnsure \u003cstrong data-start=\"4045\" data-end=\"4062\"\u003epre‑treatment\u003c\/strong\u003e: feed silt density index (SDI) ≤ 5; free chlorine in feed \u0026lt; 0.1 ppm.\u003c\/li\u003e \u003cli data-start=\"4136\" data-end=\"4315\"\u003eOn initial startup, flush new element: 15‑25 minutes at low pressure, then 60‑90 minutes at design pressure. Discard the first hour permeate.\u003c\/li\u003e \u003cli data-start=\"4318\" data-end=\"4419\"\u003eMonitor permeate flow and rejection: declining performance may indicate fouling, scaling, or damage.\u003c\/li\u003e \u003cli data-start=\"4422\" data-end=\"4502\"\u003eClean according to manufacturer guidelines, observe pH limits (cleaning 2‑12).\u003c\/li\u003e \u003cli data-start=\"4505\" data-end=\"4630\"\u003eStore spares wet or in a protective solution (1% sodium bisulfite) if the system is idle.\u003c\/li\u003e \u003c\/ul\u003e","brand":"Vontron","offers":[{"title":"Default","offer_id":45115696840773,"sku":"LP11-4040","price":2624.99,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/vontro-ulp21-4040-reverse-osmosis-membrane_c16230c3-c0c4-40fd-9c7c-1864707f56f3.jpg?v=1780903082"},{"product_id":"vontron-reverse-osmosis-membrane-xlp11-4040","title":"Vontron Reverse Osmosis Membrane XLP11-4040","description":"\u003ch2 data-start=\"484\" data-end=\"556\"\u003eVontron XLP11-4040 RO Membrane – Ultra Efficiency with High Rejection\u003c\/h2\u003e \u003cp data-start=\"558\" data-end=\"897\"\u003eThe \u003cstrong data-start=\"562\" data-end=\"596\"\u003eVontron XLP11-4040 RO Membrane\u003c\/strong\u003e stands out as a reliable, high-efficiency reverse osmosis element. It combines excellent salt rejection with reduced energy consumption, making it ideal for commercial and industrial applications. Moreover, its design supports longevity and stable performance across variable feed water conditions.\u003c\/p\u003e \u003cp data-start=\"899\" data-end=\"1215\"\u003eBecause water chemistry varies widely, you should always perform a \u003cstrong data-start=\"966\" data-end=\"989\"\u003efull water analysis\u003c\/strong\u003e before installation. The analysis helps determine whether pre-treatment (e.g., softening, anti-scalant dosing, chlorine removal) is necessary to protect the \u003cstrong data-start=\"1146\" data-end=\"1180\"\u003eVontron XLP11-4040 RO Membrane\u003c\/strong\u003e from fouling and premature damage.\u003c\/p\u003e \u003ch3 data-start=\"1222\" data-end=\"1249\"\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1253\" data-end=\"1346\"\u003e\n\u003cstrong data-start=\"1253\" data-end=\"1283\"\u003eHigh Rejection Efficiency:\u003c\/strong\u003e Maintains ≥99% salt rejection under standard test conditions\u003c\/li\u003e \u003cli data-start=\"1349\" data-end=\"1479\"\u003e\n\u003cstrong data-start=\"1349\" data-end=\"1376\"\u003eLow-Pressure Operation:\u003c\/strong\u003e Uses lower feed pressure compared to many conventional membranes, thereby reducing pump energy costs\u003c\/li\u003e \u003cli data-start=\"1482\" data-end=\"1594\"\u003e\n\u003cstrong data-start=\"1482\" data-end=\"1504\"\u003eLarge Active Area:\u003c\/strong\u003e The membrane’s surface area offers high throughput while maintaining compact dimensions\u003c\/li\u003e \u003cli data-start=\"1597\" data-end=\"1716\"\u003e\n\u003cstrong data-start=\"1597\" data-end=\"1615\"\u003eRobust Design:\u003c\/strong\u003e Resistant to chemical stress, with stable performance even in varying pH or temperature conditions\u003c\/li\u003e \u003cli data-start=\"1719\" data-end=\"1822\"\u003e\n\u003cstrong data-start=\"1719\" data-end=\"1741\"\u003eLong Service Life:\u003c\/strong\u003e Built to withstand repeated cleaning cycles and demanding operational profiles\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1829\" data-end=\"1857\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cdiv class=\"_tableContainer_1rjym_1\"\u003e \u003cdiv class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\"\u003e \u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1859\" data-end=\"2277\"\u003e \u003cthead data-start=\"1859\" data-end=\"1880\"\u003e \u003ctr data-start=\"1859\" data-end=\"1880\"\u003e \u003cth data-start=\"1859\" data-end=\"1871\" data-col-size=\"sm\"\u003eParameter\u003c\/th\u003e \u003cth data-start=\"1871\" data-end=\"1880\" data-col-size=\"md\"\u003eValue\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"1905\" data-end=\"2277\"\u003e \u003ctr data-start=\"1905\" data-end=\"1945\"\u003e \u003ctd data-start=\"1905\" data-end=\"1921\" data-col-size=\"sm\"\u003eMembrane Type\u003c\/td\u003e \u003ctd data-start=\"1921\" data-end=\"1945\" data-col-size=\"md\"\u003eXLP11-4040 (Vontron)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1946\" data-end=\"1982\"\u003e \u003ctd data-start=\"1946\" data-end=\"1960\" data-col-size=\"sm\"\u003eActive Area\u003c\/td\u003e \u003ctd data-start=\"1960\" data-end=\"1982\" data-col-size=\"md\"\u003e~ 40 ft² (approx.)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1983\" data-end=\"2047\"\u003e \u003ctd data-start=\"1983\" data-end=\"2001\" data-col-size=\"sm\"\u003eTest Conditions\u003c\/td\u003e \u003ctd data-start=\"2001\" data-end=\"2047\" data-col-size=\"md\"\u003e150 psi, 77 °F, NaCl 1500 ppm, 8% recovery\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2048\" data-end=\"2087\"\u003e \u003ctd data-start=\"2048\" data-end=\"2063\" data-col-size=\"sm\"\u003eTypical Flux\u003c\/td\u003e \u003ctd data-start=\"2063\" data-end=\"2087\" data-col-size=\"md\"\u003e(based on test data)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2088\" data-end=\"2114\"\u003e \u003ctd data-start=\"2088\" data-end=\"2105\" data-col-size=\"sm\"\u003eRejection Rate\u003c\/td\u003e \u003ctd data-start=\"2105\" data-end=\"2114\" data-col-size=\"md\"\u003e≥ 99%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2115\" data-end=\"2167\"\u003e \u003ctd data-start=\"2115\" data-end=\"2143\" data-col-size=\"sm\"\u003eOperating pH (Continuous)\u003c\/td\u003e \u003ctd data-start=\"2143\" data-end=\"2167\" data-col-size=\"md\"\u003e3.0 – 10.0 (or spec)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2168\" data-end=\"2202\"\u003e \u003ctd data-start=\"2168\" data-end=\"2188\" data-col-size=\"sm\"\u003eCleaning pH Range\u003c\/td\u003e \u003ctd data-start=\"2188\" data-end=\"2202\" data-col-size=\"md\"\u003e2.0 – 11.5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2203\" data-end=\"2230\"\u003e \u003ctd data-start=\"2203\" data-end=\"2221\" data-col-size=\"sm\"\u003eMax Temperature\u003c\/td\u003e \u003ctd data-start=\"2221\" data-end=\"2230\" data-col-size=\"md\"\u003e45 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2231\" data-end=\"2277\"\u003e \u003ctd data-start=\"2231\" data-end=\"2244\" data-col-size=\"sm\"\u003eDimensions\u003c\/td\u003e \u003ctd data-start=\"2244\" data-end=\"2277\" data-col-size=\"md\"\u003e1016 × 99 × 28.3 mm (approx.)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e \u003ch3 data-start=\"2284\" data-end=\"2312\"\u003eApplications \u0026amp; Use Cases\u003c\/h3\u003e \u003cp data-start=\"2314\" data-end=\"2367\"\u003eThis \u003cstrong data-start=\"2319\" data-end=\"2353\"\u003eVontron XLP11-4040 RO Membrane\u003c\/strong\u003e fits well in:\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"2371\" data-end=\"2410\"\u003eBottled water and beverage production\u003c\/li\u003e \u003cli data-start=\"2413\" data-end=\"2456\"\u003ePharmaceutical \u0026amp; laboratory water systems\u003c\/li\u003e \u003cli data-start=\"2459\" data-end=\"2485\"\u003eIndustrial process water\u003c\/li\u003e \u003cli data-start=\"2488\" data-end=\"2526\"\u003eHigh-purity water makeup for boilers\u003c\/li\u003e \u003cli data-start=\"2529\" data-end=\"2574\"\u003eLarge-scale RO systems in commercial plants\u003c\/li\u003e \u003c\/ul\u003e \u003cp data-start=\"2576\" data-end=\"2677\"\u003eWhen paired with proper pre-treatment and maintenance, it delivers consistent, high-quality permeate.\u003c\/p\u003e \u003ch3 data-start=\"2684\" data-end=\"2721\"\u003eInstallation \u0026amp; Maintenance Advice\u003c\/h3\u003e \u003cp data-start=\"2723\" data-end=\"3124\"\u003eInstall the \u003cstrong data-start=\"2735\" data-end=\"2769\"\u003eVontron XLP11-4040 RO Membrane\u003c\/strong\u003e aligned with the flow direction. Always flush new membranes with low pressure before applying full operating pressure. Use chemical cleaning protocols as recommended by Vontron based on fouling type (e.g., acids for scaling, alkali for organic fouling). Regularly monitor differential pressure and permeate quality to schedule clean-in-place (CIP) cycles.\u003c\/p\u003e","brand":"Vontron","offers":[{"title":"Default","offer_id":45115697004613,"sku":"XLP11-4040","price":2624.99,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/vontro-ulp21-4040-reverse-osmosis-membrane_3baae575-57de-4ab8-8779-8d02f9f3431a.jpg?v=1780903086"},{"product_id":"ulp21-4021-vontron-ro-membrane","title":"ULP21-4021 Vontron RO Membrane","description":"\u003ch2 data-start=\"161\" data-end=\"239\"\u003eUPL21-4021 Vontron RO Membrane – Ultra-Low Pressure Reverse Osmosis Element\u003c\/h2\u003e \u003cp data-start=\"241\" data-end=\"565\"\u003eThe \u003cstrong data-start=\"245\" data-end=\"279\"\u003eUPL21-4021 Vontron RO Membrane\u003c\/strong\u003e is a high-performance reverse osmosis membrane designed for ultra-low pressure operation. This membrane is ideal for applications requiring efficient desalination of surface water, underground water, tap water, and municipal water sources with a salt concentration lower than 2000 ppm.\u003c\/p\u003e \u003ch3 data-start=\"567\" data-end=\"583\"\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"587\" data-end=\"766\"\u003e\n\u003cstrong data-start=\"587\" data-end=\"619\"\u003eUltra-Low Operating Pressure\u003c\/strong\u003e: Operates at approximately two-thirds the pressure of regular low-pressure composite membranes, reducing energy consumption and operational costs.\u003c\/li\u003e \u003cli data-start=\"769\" data-end=\"883\"\u003e\n\u003cstrong data-start=\"769\" data-end=\"792\"\u003eHigh Salt Rejection\u003c\/strong\u003e: Achieves a stable salt rejection rate of up to 99%, ensuring high-quality purified water.\u003c\/li\u003e \u003cli data-start=\"886\" data-end=\"1005\"\u003e\n\u003cstrong data-start=\"886\" data-end=\"916\"\u003eLarge Active Membrane Area\u003c\/strong\u003e: With an active membrane area of 36 ft² (3.3 m²), it provides a high permeate flow rate.\u003c\/li\u003e \u003cli data-start=\"1008\" data-end=\"1157\"\u003e\n\u003cstrong data-start=\"1008\" data-end=\"1032\"\u003eDurable Construction\u003c\/strong\u003e: Built with high-quality materials to withstand the demands of continuous operation in various water treatment applications.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1159\" data-end=\"1187\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1191\" data-end=\"1212\"\u003e\n\u003cstrong data-start=\"1191\" data-end=\"1200\"\u003eModel\u003c\/strong\u003e: UPL21-4021\u003c\/li\u003e \u003cli data-start=\"1215\" data-end=\"1256\"\u003e\n\u003cstrong data-start=\"1215\" data-end=\"1239\"\u003eActive Membrane Area\u003c\/strong\u003e: 36 ft² (3.3 m²)\u003c\/li\u003e \u003cli data-start=\"1259\" data-end=\"1298\"\u003e\n\u003cstrong data-start=\"1259\" data-end=\"1276\"\u003ePermeate Flow\u003c\/strong\u003e: 950 GPD (3.6 m³\/day)\u003c\/li\u003e \u003cli data-start=\"1301\" data-end=\"1331\"\u003e\n\u003cstrong data-start=\"1301\" data-end=\"1326\"\u003eStable Salt Rejection\u003c\/strong\u003e: 99%\u003c\/li\u003e \u003cli data-start=\"1334\" data-end=\"1367\"\u003e\n\u003cstrong data-start=\"1334\" data-end=\"1360\"\u003eMinimum Salt Rejection\u003c\/strong\u003e: 98.5%\u003c\/li\u003e \u003cli data-start=\"1370\" data-end=\"1464\"\u003e\n\u003cstrong data-start=\"1370\" data-end=\"1389\"\u003eTest Conditions\u003c\/strong\u003e: 150 psi (1.03 MPa), 1500 mg\/L NaCl, 25°C (77°F), pH 7.5, 8% recovery rate\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1466\" data-end=\"1482\"\u003eApplications\u003c\/h3\u003e \u003cp data-start=\"1484\" data-end=\"1556\"\u003eThe UPL21-4021 membrane is suitable for various applications, including:\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"1560\" data-end=\"1650\"\u003e\n\u003cstrong data-start=\"1560\" data-end=\"1585\"\u003ePure Water Production\u003c\/strong\u003e: Ideal for producing high-purity water for industrial processes.\u003c\/li\u003e \u003cli data-start=\"1653\" data-end=\"1766\"\u003e\n\u003cstrong data-start=\"1653\" data-end=\"1683\"\u003eBoiler Water Replenishment\u003c\/strong\u003e: Provides high-quality water for boiler systems, reducing scaling and maintenance.\u003c\/li\u003e \u003cli data-start=\"1769\" data-end=\"1877\"\u003e\n\u003cstrong data-start=\"1769\" data-end=\"1801\"\u003eFood and Beverage Processing\u003c\/strong\u003e: Ensures the production of clean water for food and beverage manufacturing.\u003c\/li\u003e \u003cli data-start=\"1880\" data-end=\"2001\"\u003e\n\u003cstrong data-start=\"1880\" data-end=\"1909\"\u003ePharmaceutical Production\u003c\/strong\u003e: Meets the stringent water quality requirements for pharmaceutical manufacturing processes.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2003\" data-end=\"2040\"\u003eInstallation and Maintenance Tips\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"2044\" data-end=\"2153\"\u003e\n\u003cstrong data-start=\"2044\" data-end=\"2061\"\u003ePre-Treatment\u003c\/strong\u003e: Ensure proper pre-treatment of feedwater to protect the membrane from fouling and scaling.\u003c\/li\u003e \u003cli data-start=\"2156\" data-end=\"2286\"\u003e\n\u003cstrong data-start=\"2156\" data-end=\"2176\"\u003eRegular Cleaning\u003c\/strong\u003e: Implement a regular cleaning schedule using appropriate cleaning chemicals to maintain membrane performance.\u003c\/li\u003e \u003cli data-start=\"2289\" data-end=\"2416\"\u003e\n\u003cstrong data-start=\"2289\" data-end=\"2303\"\u003eMonitoring\u003c\/strong\u003e: Regularly monitor system parameters such as pressure, flow rate, and water quality to ensure optimal operation.\u003c\/li\u003e \u003c\/ul\u003e ","brand":"Vontron","offers":[{"title":"Default","offer_id":45115697102917,"sku":"ULP4021","price":2072.07,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/ulp21-4021-vontron-ro-membrane.jpg?v=1780903090"},{"product_id":"1812-50-gpd-filmtec","title":"1812 50 GPD Filmtec","description":"\u003ch1 data-start=\"778\" data-end=\"840\"\u003e\u003cstrong data-start=\"781\" data-end=\"840\"\u003e1812 50 GPD FilmTec – Compact and Efficient RO Membrane\u003c\/strong\u003e\u003c\/h1\u003e \u003cp data-start=\"842\" data-end=\"1250\"\u003eThe \u003cstrong data-start=\"846\" data-end=\"869\"\u003e1812 50 GPD FilmTec\u003c\/strong\u003e membrane is perfect for home reverse osmosis systems that need reliable water flow and effective contaminant removal. \u003cstrong data-start=\"988\" data-end=\"1087\"\u003eBecause it delivers 50 gallons per day (about 190 litres), it fits most standard 1812 housings.\u003c\/strong\u003e In addition, this membrane works well as both a replacement and an upgrade for residential systems. \u003cstrong data-start=\"1188\" data-end=\"1250\"\u003eAs a result, you get clean water with minimal maintenance.\u003c\/strong\u003e\u003c\/p\u003e \u003ch3 data-start=\"1257\" data-end=\"1276\"\u003e\u003cstrong data-start=\"1260\" data-end=\"1276\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1280\" data-end=\"1319\"\u003e\n\u003cstrong data-start=\"1280\" data-end=\"1297\"\u003eRated Output:\u003c\/strong\u003e 50 GPD (~190 L\/day)\u003c\/li\u003e \u003cli data-start=\"1322\" data-end=\"1356\"\u003e\n\u003cstrong data-start=\"1322\" data-end=\"1341\"\u003eSalt Rejection:\u003c\/strong\u003e Up to 98–99%\u003c\/li\u003e \u003cli data-start=\"1359\" data-end=\"1418\"\u003e\n\u003cstrong data-start=\"1359\" data-end=\"1377\"\u003eMembrane Type:\u003c\/strong\u003e Spiral-wound thin-film composite (TFC)\u003c\/li\u003e \u003cli data-start=\"1421\" data-end=\"1480\"\u003e\n\u003cstrong data-start=\"1421\" data-end=\"1430\"\u003eSize:\u003c\/strong\u003e ~298 mm × 44.5 mm (fits standard 1812 housings)\u003c\/li\u003e \u003cli data-start=\"1483\" data-end=\"1534\"\u003e\n\u003cstrong data-start=\"1483\" data-end=\"1498\"\u003eFeed Water:\u003c\/strong\u003e Tap or pre-treated borehole water\u003c\/li\u003e \u003cli data-start=\"1537\" data-end=\"1596\"\u003e\n\u003cstrong data-start=\"1537\" data-end=\"1556\"\u003eCompact Design:\u003c\/strong\u003e Ideal for small under-sink RO systems\u003c\/li\u003e \u003c\/ul\u003e \u003cp data-start=\"1598\" data-end=\"1700\"\u003e\u003cstrong data-start=\"1598\" data-end=\"1613\"\u003eFurthermore\u003c\/strong\u003e, the membrane’s thin-film composite technology ensures durability and high efficiency.\u003c\/p\u003e \u003ch3 data-start=\"1707\" data-end=\"1730\"\u003e\u003cstrong data-start=\"1710\" data-end=\"1730\"\u003eOperating Limits\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"1732\" data-end=\"1758\"\u003eTo maintain performance:\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"1762\" data-end=\"1794\"\u003e\n\u003cstrong data-start=\"1762\" data-end=\"1786\"\u003eMaximum Temperature:\u003c\/strong\u003e 45 °C\u003c\/li\u003e \u003cli data-start=\"1797\" data-end=\"1828\"\u003e\n\u003cstrong data-start=\"1797\" data-end=\"1818\"\u003eMaximum Pressure:\u003c\/strong\u003e 150 psi\u003c\/li\u003e \u003cli data-start=\"1831\" data-end=\"1871\"\u003e\n\u003cstrong data-start=\"1831\" data-end=\"1861\"\u003eMaximum Cleaning Pressure:\u003c\/strong\u003e 300 psi\u003c\/li\u003e \u003cli data-start=\"1874\" data-end=\"1946\"\u003e\n\u003cstrong data-start=\"1874\" data-end=\"1902\"\u003eFree Chlorine Tolerance:\u003c\/strong\u003e \u0026lt; 0.1 ppm (carbon pre-filter recommended)\u003c\/li\u003e \u003cli data-start=\"1949\" data-end=\"2006\"\u003e\n\u003cstrong data-start=\"1949\" data-end=\"1962\"\u003epH Range:\u003c\/strong\u003e Continuous 2–11; short-term cleaning 1–13\u003c\/li\u003e \u003cli data-start=\"2009\" data-end=\"2029\"\u003e\n\u003cstrong data-start=\"2009\" data-end=\"2025\"\u003eMaximum SDI:\u003c\/strong\u003e 5\u003c\/li\u003e \u003c\/ul\u003e \u003cp data-start=\"2031\" data-end=\"2126\"\u003e\u003cstrong data-start=\"2031\" data-end=\"2046\"\u003eIn addition\u003c\/strong\u003e, following these limits prevents membrane damage and ensures a longer lifespan.\u003c\/p\u003e \u003ch3 data-start=\"2133\" data-end=\"2148\"\u003e\u003cstrong data-start=\"2136\" data-end=\"2148\"\u003eBenefits\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"2150\" data-end=\"2508\"\u003eThe \u003cstrong data-start=\"2154\" data-end=\"2177\"\u003e1812 50 GPD FilmTec\u003c\/strong\u003e membrane provides steady flow and excellent water quality. \u003cstrong data-start=\"2237\" data-end=\"2249\"\u003eMoreover\u003c\/strong\u003e, it improves taste and clarity. \u003cstrong data-start=\"2282\" data-end=\"2295\"\u003eTherefore\u003c\/strong\u003e, it is ideal for households and small offices. \u003cstrong data-start=\"2343\" data-end=\"2359\"\u003eAdditionally\u003c\/strong\u003e, installation is simple, and the compact size fits most RO housings. \u003cstrong data-start=\"2429\" data-end=\"2440\"\u003eFinally\u003c\/strong\u003e, it protects against common contaminants, giving you peace of mind.\u003c\/p\u003e \u003ch3 data-start=\"2515\" data-end=\"2548\"\u003e\u003cstrong data-start=\"2518\" data-end=\"2548\"\u003eInstallation \u0026amp; Maintenance\u003c\/strong\u003e\u003c\/h3\u003e \u003col\u003e \u003cli data-start=\"2553\" data-end=\"2602\"\u003eConfirm your RO system supports 1812 membranes.\u003c\/li\u003e \u003cli data-start=\"2606\" data-end=\"2683\"\u003e\n\u003cstrong data-start=\"2606\" data-end=\"2615\"\u003eFirst\u003c\/strong\u003e, install sediment and carbon pre-filters to protect the membrane.\u003c\/li\u003e \u003cli data-start=\"2687\" data-end=\"2739\"\u003eInsert the membrane in the correct flow direction.\u003c\/li\u003e \u003cli data-start=\"2743\" data-end=\"2796\"\u003e\n\u003cstrong data-start=\"2743\" data-end=\"2751\"\u003eNext\u003c\/strong\u003e, flush the system to remove preservatives.\u003c\/li\u003e \u003cli data-start=\"2800\" data-end=\"2866\"\u003eMonitor TDS and flow; replace the membrane if performance drops.\u003c\/li\u003e \u003cli data-start=\"2870\" data-end=\"2965\"\u003e\n\u003cstrong data-start=\"2870\" data-end=\"2881\"\u003eFinally\u003c\/strong\u003e, maintain proper pressure, temperature, and low chlorine levels for best results.\u003c\/li\u003e \u003c\/ol\u003e \u003ch3 data-start=\"2972\" data-end=\"2991\"\u003e\u003cstrong data-start=\"2975\" data-end=\"2991\"\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"2995\" data-end=\"3023\"\u003eHome under-sink RO systems\u003c\/li\u003e \u003cli data-start=\"3026\" data-end=\"3061\"\u003eSmall office drinking water units\u003c\/li\u003e \u003cli data-start=\"3064\" data-end=\"3113\"\u003eReplacement for standard 1812 membrane housings\u003c\/li\u003e \u003c\/ul\u003e","brand":"Filmtec","offers":[{"title":"Default","offer_id":45115699363909,"sku":"MEM50F","price":478.16,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/1812-50-gpd-filmtec.jpg?v=1780903123"},{"product_id":"1812-100-gpd-filmtec","title":"1812 100 GPD Filmtec","description":"\u003ch1 data-start=\"665\" data-end=\"727\"\u003e1812 100 GPD FilmTec – Premium RO Membrane for Home Systems\u003c\/h1\u003e \u003cp data-start=\"729\" data-end=\"1113\"\u003eThe \u003cstrong data-start=\"733\" data-end=\"757\"\u003e1812 100 GPD FilmTec\u003c\/strong\u003e membrane is designed for residential RO systems that need reliable flow and effective contaminant removal. It produces approximately 100 gallons per day (380 litres\/day) and fits all standard 1812 membrane housings. \u003cstrong data-start=\"974\" data-end=\"1082\"\u003eBecause of its durability and performance, this membrane works well as both a replacement and an upgrade\u003c\/strong\u003e for home drinking-water units.\u003c\/p\u003e \u003ch3 data-start=\"1120\" data-end=\"1168\"\u003eFeatures of the 1812 100 GPD FilmTec Membrane\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1172\" data-end=\"1212\"\u003e\n\u003cstrong data-start=\"1172\" data-end=\"1189\"\u003eRated Output:\u003c\/strong\u003e 100 GPD (~380 L\/day)\u003c\/li\u003e \u003cli data-start=\"1215\" data-end=\"1247\"\u003e\n\u003cstrong data-start=\"1215\" data-end=\"1234\"\u003eSalt Rejection:\u003c\/strong\u003e Up to ±98%\u003c\/li\u003e \u003cli data-start=\"1250\" data-end=\"1309\"\u003e\n\u003cstrong data-start=\"1250\" data-end=\"1268\"\u003eMembrane Type:\u003c\/strong\u003e Spiral-wound thin-film composite (TFC)\u003c\/li\u003e \u003cli data-start=\"1312\" data-end=\"1368\"\u003e\n\u003cstrong data-start=\"1312\" data-end=\"1327\"\u003eDimensions:\u003c\/strong\u003e ~298 mm × 44.5 mm (fits 1812 housings)\u003c\/li\u003e \u003cli data-start=\"1371\" data-end=\"1453\"\u003e\n\u003cstrong data-start=\"1371\" data-end=\"1392\"\u003eIdeal Feed Water:\u003c\/strong\u003e Tap or pre-treated borehole water with low to moderate TDS\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1460\" data-end=\"1479\"\u003eOperating Limits\u003c\/h3\u003e \u003cp data-start=\"1481\" data-end=\"1535\"\u003eTo maintain optimal performance, observe these limits:\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"1539\" data-end=\"1567\"\u003e\n\u003cstrong data-start=\"1539\" data-end=\"1559\"\u003eMax Temperature:\u003c\/strong\u003e 45 °C\u003c\/li\u003e \u003cli data-start=\"1570\" data-end=\"1607\"\u003e\n\u003cstrong data-start=\"1570\" data-end=\"1597\"\u003eMax Operating Pressure:\u003c\/strong\u003e 150 psi\u003c\/li\u003e \u003cli data-start=\"1610\" data-end=\"1646\"\u003e\n\u003cstrong data-start=\"1610\" data-end=\"1636\"\u003eMax Cleaning Pressure:\u003c\/strong\u003e 300 psi\u003c\/li\u003e \u003cli data-start=\"1649\" data-end=\"1718\"\u003e\n\u003cstrong data-start=\"1649\" data-end=\"1677\"\u003eFree Chlorine Tolerance:\u003c\/strong\u003e \u0026lt; 0.1 ppm (requires carbon pre-filter)\u003c\/li\u003e \u003cli data-start=\"1721\" data-end=\"1748\"\u003e\n\u003cstrong data-start=\"1721\" data-end=\"1741\"\u003epH (Continuous):\u003c\/strong\u003e 2–11\u003c\/li\u003e \u003cli data-start=\"1751\" data-end=\"1787\"\u003e\n\u003cstrong data-start=\"1751\" data-end=\"1780\"\u003epH (Cleaning Short-Term):\u003c\/strong\u003e 1–13\u003c\/li\u003e \u003cli data-start=\"1790\" data-end=\"1806\"\u003e\n\u003cstrong data-start=\"1790\" data-end=\"1802\"\u003eMax SDI:\u003c\/strong\u003e 5\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1813\" data-end=\"1858\"\u003eBenefits of Using the 1812 100 GPD FilmTec\u003c\/h3\u003e \u003cp data-start=\"1860\" data-end=\"2250\"\u003eThis membrane ensures \u003cstrong data-start=\"1882\" data-end=\"1910\"\u003econsistent permeate flow\u003c\/strong\u003e, excellent contaminant removal, and improved water taste. \u003cstrong data-start=\"1969\" data-end=\"1985\"\u003eAdditionally\u003c\/strong\u003e, it reduces dissolved solids and provides long-lasting reliability. \u003cstrong data-start=\"2054\" data-end=\"2069\"\u003eFurthermore\u003c\/strong\u003e, it fits standard 1812 housings, making installation straightforward. \u003cstrong data-start=\"2140\" data-end=\"2155\"\u003eAs a result\u003c\/strong\u003e, homeowners and small offices can enjoy clean, safe drinking water with minimal maintenance.\u003c\/p\u003e \u003cp data-start=\"2252\" data-end=\"2379\"\u003e\u003cstrong data-start=\"2252\" data-end=\"2264\"\u003eMoreover\u003c\/strong\u003e, its advanced thin-film composite technology enhances durability, allowing stable performance even with daily use.\u003c\/p\u003e \u003ch3 data-start=\"2386\" data-end=\"2415\"\u003eInstallation \u0026amp; Maintenance\u003c\/h3\u003e \u003col\u003e \u003cli data-start=\"2420\" data-end=\"2469\"\u003eConfirm your RO system supports 1812 membranes.\u003c\/li\u003e \u003cli data-start=\"2473\" data-end=\"2550\"\u003e\n\u003cstrong data-start=\"2473\" data-end=\"2482\"\u003eFirst\u003c\/strong\u003e, install sediment and carbon pre-filters to protect the membrane.\u003c\/li\u003e \u003cli data-start=\"2554\" data-end=\"2608\"\u003eInsert the membrane following the proper flow direction.\u003c\/li\u003e \u003cli data-start=\"2612\" data-end=\"2665\"\u003e\n\u003cstrong data-start=\"2612\" data-end=\"2620\"\u003eNext\u003c\/strong\u003e, flush the system to remove preservatives.\u003c\/li\u003e \u003cli data-start=\"2669\" data-end=\"2741\"\u003eMonitor TDS levels and replace the membrane when performance declines.\u003c\/li\u003e \u003c\/ol\u003e","brand":"Filmtec","offers":[{"title":"Default","offer_id":45115699396677,"sku":"MEM100F","price":637.55,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/1812-100-gpd-filmtec.jpg?v=1780903124"},{"product_id":"1812-100-gpd-superflow","title":"1812 100 GPD Superflow","description":"\u003ch1 data-start=\"198\" data-end=\"263\"\u003e1812 100 GPD Superflow – High‑Efficiency RO Membrane Element\n\u003c\/h1\u003e \u003cp data-start=\"264\" data-end=\"589\"\u003eThe 1812 100 GPD Superflow offers a powerful reverse‑osmosis solution for both residential and light‑commercial applications. Rated for approximately 100 gallons per day (~380 litres per day), this element is designed to work with low‑salinity feed water and standard 1812 housings. According to the “Superflow” spec sheet:\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"592\" data-end=\"664\"\u003eRated flow: 100 GPD (~380 L\/day)\u003c\/li\u003e \u003cli data-start=\"667\" data-end=\"741\"\u003eIdeal for low TDS feed (\u0026lt; 500 ppm)\u003c\/li\u003e \u003cli data-start=\"744\" data-end=\"840\"\u003eTesting conditions: 60 psi, 25 °C, 250 ppm NaCl solution\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"847\" data-end=\"871\"\u003eKey Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"874\" data-end=\"963\"\u003eModel size: 1812 (1.8″ x 12″) housing compatible.\u003c\/li\u003e \u003cli data-start=\"966\" data-end=\"1040\"\u003eRated output: 100 GPD (~380 L\/day)\u003c\/li\u003e \u003cli data-start=\"1043\" data-end=\"1134\"\u003eTypical rejection: ~93‑97% depending on conditions.\u003c\/li\u003e \u003cli data-start=\"1137\" data-end=\"1222\"\u003eMaximum operating temperature: 45 °C (113 °F)\u003c\/li\u003e \u003cli data-start=\"1225\" data-end=\"1337\"\u003eMaximum pressure: ~300 psi (21 bar) or similar for “Superflow” versions.\u003c\/li\u003e \u003cli data-start=\"1340\" data-end=\"1473\"\u003eFree chlorine tolerance: Generally \u0026lt;0.1 ppm—chlorine needs to be removed before the membrane.\u003c\/li\u003e \u003cli data-start=\"1476\" data-end=\"1605\"\u003eFlow rate note: Actual daily output will vary with feed pressure, temperature, and TDS.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1612\" data-end=\"1655\"\u003eWhy Choose the 1812 100 GPD Superflow\u003c\/h3\u003e \u003cp data-start=\"1656\" data-end=\"2024\"\u003eThis membrane gives you high reliability in a compact size. Since it fits standard 1812 housings, upgrading is simple. Moreover, its “Superflow” variant offers robust capacity for domestic or light‐commercial use. Because it works best with low‑salinity water and requires proper pre‑filtration (sediment, carbon), you’ll get longer service life and consistent output.\u003c\/p\u003e \u003ch3 data-start=\"2031\" data-end=\"2068\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"2071\" data-end=\"2149\"\u003eEnsure your housing is rated for the pressures and size of the 1812 element.\u003c\/li\u003e \u003cli data-start=\"2152\" data-end=\"2231\"\u003ePre‑filter feed water: sediment and carbon filters help protect the membrane.\u003c\/li\u003e \u003cli data-start=\"2234\" data-end=\"2300\"\u003eRemove all free chlorine before membrane feed to avoid damage.\u003c\/li\u003e \u003cli data-start=\"2303\" data-end=\"2391\"\u003eInstall the element according to the flow direction; check for O‑ring seals and leaks.\u003c\/li\u003e \u003cli data-start=\"2394\" data-end=\"2456\"\u003eAfter installation, flush the system and check the permeate TDS.\u003c\/li\u003e \u003cli data-start=\"2459\" data-end=\"2557\"\u003eMonitor output: if flow drops significantly or rejection falls, consider replacing the membrane.\u003c\/li\u003e \u003cli data-start=\"2560\" data-end=\"2641\"\u003eReplace in accordance with water quality, usage, and manufacturer recommendations.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2648\" data-end=\"2666\"\u003eApplications\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"2669\" data-end=\"2707\"\u003eUnder‑sink RO systems for households\u003c\/li\u003e \u003cli data-start=\"2710\" data-end=\"2756\"\u003eSmall water‑bar or coffee‑station RO systems\u003c\/li\u003e \u003cli data-start=\"2759\" data-end=\"2836\"\u003eLight commercial RO setups (offices, clinics) with feed water \u0026lt; 500 ppm TDS\u003c\/li\u003e \u003cli data-start=\"2839\" data-end=\"2895\"\u003eUse as a replacement element in standard 1812 housings\u003c\/li\u003e \u003c\/ul\u003e","brand":"Monster Mechanical","offers":[{"title":"Default","offer_id":45115699429445,"sku":"MEM100S","price":159.38,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/100-gpd-superflow-membrane.jpg?v=1780903124"},{"product_id":"1812-100-gpd-lateral-membrane","title":"1812 100 GPD Lateral Membrane","description":"\u003ch1 data-start=\"403\" data-end=\"461\"\u003e1812 100 GPD RO Membrane – Lateral Filtration Element\u003c\/h1\u003e \u003cp data-start=\"408\" data-end=\"864\"\u003eThe \u003cstrong data-start=\"412\" data-end=\"440\"\u003e1812 100 GPD RO Membrane\u003c\/strong\u003e is a reliable lateral reverse-osmosis element for homes and small commercial systems. \u003cstrong data-start=\"527\" data-end=\"543\"\u003eAdditionally\u003c\/strong\u003e, this membrane efficiently purifies low-salinity water from municipal sources, boreholes, or tap water, producing up to 380 liters per day. Its lateral-flow design allows flexible installation in standard 1812 RO housings, \u003cstrong data-start=\"767\" data-end=\"804\"\u003eensuring consistent water quality\u003c\/strong\u003e for drinking, cooking, and light commercial applications.\u003c\/p\u003e \u003ch3 data-start=\"871\" data-end=\"889\"\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"893\" data-end=\"930\"\u003e\n\u003cstrong data-start=\"893\" data-end=\"903\"\u003eModel:\u003c\/strong\u003e 1812 Lateral RO Membrane\u003c\/li\u003e \u003cli data-start=\"933\" data-end=\"973\"\u003e\n\u003cstrong data-start=\"933\" data-end=\"950\"\u003eRated Output:\u003c\/strong\u003e 100 GPD (~380 L\/day)\u003c\/li\u003e \u003cli data-start=\"976\" data-end=\"1027\"\u003e\n\u003cstrong data-start=\"976\" data-end=\"997\"\u003eIdeal Feed Water:\u003c\/strong\u003e Low-salinity (\u0026lt;500 ppm TDS)\u003c\/li\u003e \u003cli data-start=\"1030\" data-end=\"1087\"\u003e\n\u003cstrong data-start=\"1030\" data-end=\"1046\"\u003eFlow Design:\u003c\/strong\u003e Lateral feed for flexible installation\u003c\/li\u003e \u003cli data-start=\"1090\" data-end=\"1126\"\u003e\n\u003cstrong data-start=\"1090\" data-end=\"1109\"\u003eSalt Rejection:\u003c\/strong\u003e 93–97% typical\u003c\/li\u003e \u003cli data-start=\"1129\" data-end=\"1179\"\u003e\n\u003cstrong data-start=\"1129\" data-end=\"1152\"\u003eOperating Pressure:\u003c\/strong\u003e 50–125 psi (3.4–8.6 bar)\u003c\/li\u003e \u003cli data-start=\"1182\" data-end=\"1223\"\u003e\n\u003cstrong data-start=\"1182\" data-end=\"1203\"\u003eMaximum Pressure:\u003c\/strong\u003e 125 psi (8.6 bar)\u003c\/li\u003e \u003cli data-start=\"1226\" data-end=\"1272\"\u003e\n\u003cstrong data-start=\"1226\" data-end=\"1252\"\u003eOperating Temperature:\u003c\/strong\u003e 4–45°C (39–113°F)\u003c\/li\u003e \u003cli data-start=\"1275\" data-end=\"1314\"\u003e\n\u003cstrong data-start=\"1275\" data-end=\"1299\"\u003eMaximum Temperature:\u003c\/strong\u003e 45°C (113°F)\u003c\/li\u003e \u003cli data-start=\"1317\" data-end=\"1382\"\u003e\n\u003cstrong data-start=\"1317\" data-end=\"1340\"\u003eChlorine Tolerance:\u003c\/strong\u003e \u0026lt;0.1 ppm (requires dechlorinated water)\u003c\/li\u003e \u003cli data-start=\"1385\" data-end=\"1439\"\u003e\n\u003cstrong data-start=\"1385\" data-end=\"1411\"\u003eHousing Compatibility:\u003c\/strong\u003e Standard 1812 RO housings\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1446\" data-end=\"1460\"\u003eBenefits\u003c\/h3\u003e \u003cp data-start=\"1462\" data-end=\"1793\"\u003eThis lateral RO membrane provides reliable water output with excellent dissolved solid removal. \u003cstrong data-start=\"1558\" data-end=\"1570\"\u003eMoreover\u003c\/strong\u003e, its lateral-flow design supports versatile plumbing layouts while ensuring long-lasting performance. The membrane is easy to install, maintain, and replace, \u003cstrong data-start=\"1729\" data-end=\"1790\"\u003eso households and small commercial setups benefit greatly\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3 data-start=\"1800\" data-end=\"1832\"\u003eInstallation \u0026amp; Maintenance\u003c\/h3\u003e \u003col\u003e \u003cli data-start=\"1837\" data-end=\"1874\"\u003eConfirm 1812 housing compatibility.\u003c\/li\u003e \u003cli data-start=\"1878\" data-end=\"1965\"\u003e\n\u003cstrong data-start=\"1878\" data-end=\"1887\"\u003eFirst\u003c\/strong\u003e, pre-filter water with sediment and carbon filters to protect the membrane.\u003c\/li\u003e \u003cli data-start=\"1969\" data-end=\"2054\"\u003eInstall following the correct lateral flow direction and ensure O-rings are seated.\u003c\/li\u003e \u003cli data-start=\"2058\" data-end=\"2130\"\u003e\n\u003cstrong data-start=\"2058\" data-end=\"2066\"\u003eThen\u003c\/strong\u003e, flush the system after installation to remove preservatives.\u003c\/li\u003e \u003cli data-start=\"2134\" data-end=\"2193\"\u003eMonitor TDS and water flow; replace if performance drops.\u003c\/li\u003e \u003c\/ol\u003e \u003ch3 data-start=\"2200\" data-end=\"2218\"\u003eApplications\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"2222\" data-end=\"2250\"\u003eHome under-sink RO systems\u003c\/li\u003e \u003cli data-start=\"2253\" data-end=\"2285\"\u003eSmall commercial RO water bars\u003c\/li\u003e \u003cli data-start=\"2288\" data-end=\"2325\"\u003eLight industrial water purification\u003c\/li\u003e \u003c\/ul\u003e","brand":"Monster Mechanical","offers":[{"title":"Default","offer_id":45115699462213,"sku":"MEM100LAT","price":557.87,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/1812-100-GPD-Lateral-Membrane.jpg?v=1780903125"},{"product_id":"hp30-1812-75-ultra-low-pressure-membrane","title":"HP30-1812-75 Ultra Low Pressure Membrane","description":"\u003ch2 data-start=\"239\" data-end=\"311\"\u003e\u003cstrong data-start=\"242\" data-end=\"309\"\u003eHP30‑1812‑75 Ultra Low Pressure Membrane – Efficient RO Element\u003c\/strong\u003e\u003c\/h2\u003e \u003cp data-start=\"313\" data-end=\"602\"\u003eThe \u003cstrong data-start=\"317\" data-end=\"361\"\u003eHP30‑1812‑75 Ultra Low Pressure Membrane\u003c\/strong\u003e delivers high-quality water for residential and small commercial RO systems that operate at low feed pressure. \u003cstrong data-start=\"473\" data-end=\"515\"\u003eIt produces up to 75 GPD (≈ 284 L\/day)\u003c\/strong\u003e and reduces energy consumption while maintaining excellent purification performance.\u003c\/p\u003e \u003ch3 data-start=\"609\" data-end=\"674\"\u003e\u003cstrong data-start=\"613\" data-end=\"672\"\u003eWhy Choose the HP30‑1812‑75 Ultra Low-Pressure Membrane\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"676\" data-end=\"978\"\u003eThis membrane fits standard 1812 housings, making installation or replacement straightforward. \u003cstrong data-start=\"771\" data-end=\"812\"\u003eBecause it operates at lower pressure\u003c\/strong\u003e, it decreases pump stress and energy use. Furthermore, it ensures consistent water quality while extending system longevity when paired with proper pre-filtration.\u003c\/p\u003e \u003ch3 data-start=\"1402\" data-end=\"1435\"\u003e\u003cstrong data-start=\"1406\" data-end=\"1433\"\u003eApplications \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1439\" data-end=\"1519\"\u003eIdeal for under-sink or small commercial RO systems with limited feed pressure\u003c\/li\u003e \u003cli data-start=\"1522\" data-end=\"1560\"\u003eReduces energy costs and pump strain\u003c\/li\u003e \u003cli data-start=\"1563\" data-end=\"1601\"\u003eEasy to install in existing housings\u003c\/li\u003e \u003cli data-start=\"1604\" data-end=\"1660\"\u003eEnsures long-term water quality and system reliability\u003c\/li\u003e \u003cli data-start=\"1663\" data-end=\"1711\"\u003eExtends membrane life when maintained properly\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Performance\u003c\/h3\u003e \u003ctable style=\"border-collapse: collapse\" border=\"1\" cellspacing=\"0\" cellpadding=\"10\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd style=\"text-align: center\"\u003eModel\u003c\/td\u003e \u003ctd style=\"text-align: center\"\u003ePermeate Flow\u003cbr\u003e GPD (m3\/d)\u003c\/td\u003e \u003ctd style=\"text-align: center\"\u003eRejection Rate\u003cbr\u003e (%)\u003c\/td\u003e \u003ctd style=\"text-align: center\"\u003eMin. Rejection\u003cbr\u003e (%)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd style=\"text-align: center\"\u003eHP30-1812-75\u003c\/td\u003e \u003ctd style=\"text-align: center\"\u003e75 (0.28)\u003c\/td\u003e \u003ctd style=\"text-align: center\"\u003e95\u003c\/td\u003e \u003ctd style=\"text-align: center\"\u003e92\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003ch3\u003eTechnical Specs\u003c\/h3\u003e \u003cdiv class=\"page\" title=\"Page 1\"\u003e \u003cdiv class=\"layoutArea\"\u003e \u003cdiv class=\"column\"\u003e \u003cul\u003e \u003cli\u003eTesting Pressure 60 psi (0.41MPa)\u003c\/li\u003e \u003cli\u003eTemperature of the Testing Solution 25°C\u003c\/li\u003e \u003cli\u003eConcentration of Testing Solution (NaCl) 250 ppm\u003c\/li\u003e \u003cli\u003epH of the Testing Solution 6.5~8.5\u003c\/li\u003e \u003cli\u003eRecovery of Single Element 15 %\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e* Each membrane element may have ±15% variation of permeate flow\u003cbr\u003e * Rejection Rate ±2%\u003c\/p\u003e \u003cdiv class=\"page\" title=\"Page 1\"\u003e \u003cdiv class=\"layoutArea\"\u003e \u003cdiv class=\"column\"\u003e \u003ch3\u003eImportant Information\u003c\/h3\u003e \u003cdiv class=\"page\" title=\"Page 1\"\u003e \u003cdiv class=\"layoutArea\"\u003e \u003cdiv class=\"column\"\u003e \u003cul\u003e \u003cli style=\"font-weight: 400\"\u003e\u003cspan style=\"font-weight: 400\"\u003eBefore the membrane element leaves the factory, the dry membrane element has no preservation solution. The wet membrane element has 1.0% sodium bisulfite (in winter, add 10% of propylene glycol antifreeze) as the preservation solution for storage treatment and use vacuum packaging.\u003c\/span\u003e\u003c\/li\u003e \u003cli style=\"font-weight: 400\"\u003e\n\u003cspan style=\"font-weight: 400\"\u003eDry membrane elements should always be maintained wet after soaking; when wet membrane elements are not used for a long time, a preservation solution is needed to soak the elements.\u003c\/span\u003e\u003cspan style=\"font-weight: 400\"\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan style=\"font-weight: 400\"\u003eWhen the membrane element is used for the first time, it is recommended to flush it first for 15-25 minutes at low pressure (not suitable for soaking or soaking overnight), and then flush it for 60-90 minutes at high pressure (the water flow should not be less than 50% of the system design water flow).\u003c\/span\u003e\n\u003c\/li\u003e \u003cli style=\"font-weight: 400\"\u003e\n\u003cspan style=\"font-weight: 400\"\u003eThe permeate water and concentrated water within the first hour of the initial operation of the membrane element should all be discharged.\u003c\/span\u003e\u003cspan style=\"font-weight: 400\"\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan style=\"font-weight: 400\"\u003eThe operating limits and operational guidelines given in this technical information are part of the limitations of the three-year warranty on the membrane element.\u003c\/span\u003e\n\u003c\/li\u003e \u003cli style=\"font-weight: 400\"\u003e\n\u003cspan style=\"font-weight: 400\"\u003eThe addition of any chemicals that may affect the membrane element during storage and operation is prohibited, and it \u003c\/span\u003e\u003cspan style=\"font-weight: 400\"\u003ewill not be liable for any consequences arising from the use of such chemicals.\u003c\/span\u003e\n\u003c\/li\u003e \u003cli style=\"font-weight: 400\"\u003e\u003cspan style=\"font-weight: 400\"\u003ePlease refer to the Product Manual for details on installation, commissioning, storage, and transportation of \u003ca href=\"https:\/\/www.vontron.co.za\"\u003emembrane\u003c\/a\u003e elements.\u003c\/span\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e","brand":"Monster Mechanical","offers":[{"title":"Default","offer_id":45115700478021,"sku":"HP1812-75","price":144.9,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/Hello-Pure-HP30-1812-75-ULP-RO-Membrane.jpg?v=1780903142"},{"product_id":"1812-m80-50-gpd-vontron-reverse-osmosis-membrane","title":"1812  M80  50 GPD Vontron Reverse Osmosis Membrane","description":"\u003ch1\u003e1812 M80 50 GPD Vontron Reverse Osmosis Membrane\n\u003c\/h1\u003e \u003cp data-start=\"293\" data-end=\"709\"\u003eThe \u003cstrong data-start=\"297\" data-end=\"349\"\u003e1812 M80 50 GPD Vontron Reverse Osmosis Membrane\u003c\/strong\u003e ensures reliable and efficient water purification for homes and small offices. \u003cstrong data-start=\"429\" data-end=\"527\"\u003eBecause it delivers a steady flow of clean water, it guarantees safe drinking water every day.\u003c\/strong\u003e Additionally, its durable design provides long-lasting performance while minimizing maintenance. Furthermore, the membrane fits standard 1812 housings, making installation simple.\u003c\/p\u003e \u003cp data-start=\"711\" data-end=\"1084\"\u003eThis \u003cstrong data-start=\"716\" data-end=\"738\"\u003e50 GPD RO membrane\u003c\/strong\u003e actively removes chlorine, heavy metals, and other contaminants. \u003cstrong data-start=\"804\" data-end=\"872\"\u003eAs a result, your water tastes fresh and meets health standards.\u003c\/strong\u003e Moreover, replacing pre-filters and post-filters regularly helps maintain optimal performance. By following simple maintenance steps, you can extend the membrane’s lifespan and ensure consistent water quality.\u003c\/p\u003e \u003ch3 data-start=\"997\" data-end=\"1014\"\u003e\u003cstrong data-start=\"997\" data-end=\"1014\"\u003eKey Features:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1018\" data-end=\"1095\"\u003e\n\u003cstrong data-start=\"1018\" data-end=\"1042\"\u003eHigh Rejection Rate:\u003c\/strong\u003e Achieves 97.5% contaminant removal for safe water.\u003c\/li\u003e \u003cli data-start=\"1098\" data-end=\"1175\"\u003e\n\u003cstrong data-start=\"1098\" data-end=\"1114\"\u003eSteady Flow:\u003c\/strong\u003e Produces 50 GPD (~189 litres) for a consistent water supply.\u003c\/li\u003e \u003cli data-start=\"1178\" data-end=\"1254\"\u003e\n\u003cstrong data-start=\"1178\" data-end=\"1203\"\u003eDurable Construction:\u003c\/strong\u003e Minimizes maintenance and ensures long-term use.\u003c\/li\u003e \u003cli data-start=\"1257\" data-end=\"1342\"\u003e\n\u003cstrong data-start=\"1257\" data-end=\"1283\"\u003eVersatile Application:\u003c\/strong\u003e Works with tap water, well water, and municipal sources.\u003c\/li\u003e \u003c\/ul\u003e \u003cp data-start=\"656\" data-end=\"1019\"\u003e\u003cstrong style=\"color: #0b1f52;font-family: Jost, Arial, sans-serif;font-size: 28px\" data-start=\"1659\" data-end=\"1678\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"1682\" data-end=\"1696\"\u003e\n\u003cstrong data-start=\"1682\" data-end=\"1692\"\u003eModel:\u003c\/strong\u003e M80\u003c\/li\u003e \u003cli data-start=\"1699\" data-end=\"1738\"\u003e\n\u003cstrong data-start=\"1699\" data-end=\"1717\"\u003ePermeate Flow:\u003c\/strong\u003e 50 GPD (0.19 m³\/day)\u003c\/li\u003e \u003cli data-start=\"1741\" data-end=\"1773\"\u003e\n\u003cstrong data-start=\"1741\" data-end=\"1767\"\u003eStable Rejection Rate:\u003c\/strong\u003e 97.5%\u003c\/li\u003e \u003cli data-start=\"1776\" data-end=\"1807\"\u003e\n\u003cstrong data-start=\"1776\" data-end=\"1803\"\u003eMinimum Rejection Rate:\u003c\/strong\u003e 96%\u003c\/li\u003e \u003cli data-start=\"1810\" data-end=\"1849\"\u003e\n\u003cstrong data-start=\"1810\" data-end=\"1831\"\u003eTesting Pressure:\u003c\/strong\u003e 60 psi (0.41 MPa)\u003c\/li\u003e \u003cli data-start=\"1852\" data-end=\"1893\"\u003e\n\u003cstrong data-start=\"1852\" data-end=\"1888\"\u003eTemperature of Testing Solution:\u003c\/strong\u003e 25°C\u003c\/li\u003e \u003cli data-start=\"1896\" data-end=\"1949\"\u003e\n\u003cstrong data-start=\"1896\" data-end=\"1941\"\u003eConcentration of Testing Solution (NaCl):\u003c\/strong\u003e 250 ppm\u003c\/li\u003e \u003cli data-start=\"1952\" data-end=\"1987\"\u003e\n\u003cstrong data-start=\"1952\" data-end=\"1979\"\u003epH of Testing Solution:\u003c\/strong\u003e 6.5–8.5\u003c\/li\u003e \u003cli data-start=\"1990\" data-end=\"2025\"\u003e\n\u003cstrong data-start=\"1990\" data-end=\"2021\"\u003eRecovery of Single Element:\u003c\/strong\u003e 15%\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2027\" data-end=\"2044\"\u003e\u003cstrong data-start=\"2027\" data-end=\"2044\"\u003eApplications:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"2048\" data-end=\"2149\"\u003e\n\u003cstrong data-start=\"2048\" data-end=\"2068\"\u003eResidential Use:\u003c\/strong\u003e Ideal for home reverse osmosis systems, providing clean and safe drinking water.\u003c\/li\u003e \u003cli data-start=\"2152\" data-end=\"2252\"\u003e\n\u003cstrong data-start=\"2152\" data-end=\"2170\"\u003eSmall Offices:\u003c\/strong\u003e Suitable for small office setups requiring a consistent supply of purified water.\u003c\/li\u003e \u003cli data-start=\"2255\" data-end=\"2355\"\u003e\n\u003cstrong data-start=\"2255\" data-end=\"2276\"\u003eWater Dispensers:\u003c\/strong\u003e Compatible with water dispensers, ensuring high-quality water for consumption.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2357\" data-end=\"2378\"\u003e\u003cstrong data-start=\"2357\" data-end=\"2378\"\u003eMaintenance Tips:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1655\" data-end=\"1720\"\u003eCheck water pressure and flow regularly to maintain efficiency.\u003c\/li\u003e \u003cli data-start=\"1723\" data-end=\"1796\"\u003eReplace pre-filters every 6–12 months and post-filters every 12 months.\u003c\/li\u003e \u003cli data-start=\"1799\" data-end=\"1863\"\u003eSanitize the system periodically to prevent bacterial buildup.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2722\" data-end=\"2730\"\u003e\u003cstrong data-start=\"2722\" data-end=\"2730\"\u003eFAQ:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"2732\" data-end=\"2804\"\u003e\n\u003cstrong data-start=\"2732\" data-end=\"2804\"\u003eQ1: What is the lifespan of the 1812 M80 50 GPD Vontron RO Membrane?\u003cbr\u003e \u003c\/strong\u003eA1: The lifespan varies based on water quality and maintenance practices. Typically, with proper care, the membrane can last between 2 to 3 years.\u003c\/li\u003e \u003cli data-start=\"2954\" data-end=\"3020\"\u003e\n\u003cstrong data-start=\"2954\" data-end=\"3020\"\u003eQ2: Can this membrane be used with any reverse osmosis system?\u003cbr\u003e \u003c\/strong\u003eA2: The 1812 M80 50 GPD Vontron RO Membrane is designed to fit standard 1812 membrane housings. Ensure compatibility with your system before installation.\u003c\/li\u003e \u003cli data-start=\"3178\" data-end=\"3246\"\u003e\n\u003cstrong data-start=\"3178\" data-end=\"3246\"\u003eQ3: How often should I replace the pre-filters and post-filters?\u003cbr\u003e \u003c\/strong\u003eA3: It’s recommended to replace pre-filters every 6 to 12 months and post-filters every 12 months, depending on water quality and usage.\u003c\/li\u003e \u003cli data-start=\"3386\" data-end=\"3432\"\u003e\n\u003cstrong data-start=\"3386\" data-end=\"3432\"\u003eQ4: Is professional installation required?\u003cbr\u003e \u003c\/strong\u003eA4: While the membrane can be installed by individuals with basic plumbing knowledge, professional installation is recommended to ensure proper setup and optimal performance.\u003c\/li\u003e \u003c\/ul\u003e","brand":"Vontron","offers":[{"title":"Default","offer_id":45115700740165,"sku":"M80","price":191.27,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/Vontron-M80.jpg?v=1780903148"},{"product_id":"3013-600-gpd-ro-membrane","title":"3013 600 GPD RO Membrane","description":"\u003ch1 data-start=\"894\" data-end=\"962\"\u003e\u003cstrong data-start=\"898\" data-end=\"960\"\u003eHigh‑Flow 3013 RO Membrane for Domestic Water Purification\u003c\/strong\u003e\u003c\/h1\u003e \u003cp data-start=\"963\" data-end=\"1309\"\u003eThe \u003cstrong data-start=\"967\" data-end=\"987\"\u003e3013 RO membrane\u003c\/strong\u003e is a high-performance reverse osmosis element designed for domestic water purification systems. It removes dissolved salts, heavy metals, and other impurities from tap or well water, producing clean and safe drinking water. This membrane fits standard 3013 housings, making installation and replacement straightforward.\u003c\/p\u003e \u003ch3 data-start=\"1316\" data-end=\"1365\"\u003e\u003cstrong data-start=\"1320\" data-end=\"1363\"\u003eHow the 3013 RO Membrane Purifies Water\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"1366\" data-end=\"1675\"\u003eWater is forced under pressure through the \u003cstrong data-start=\"1409\" data-end=\"1429\"\u003e3013 RO membrane\u003c\/strong\u003e. The semi-permeable membrane retains dissolved salts and other contaminants while allowing purified water to pass through. This process significantly reduces total dissolved solids (TDS), improving the taste, clarity, and safety of drinking water.\u003c\/p\u003e \u003ch3 data-start=\"1682\" data-end=\"1716\"\u003e\u003cstrong data-start=\"1686\" data-end=\"1714\"\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e \u003cdiv class=\"TyagGW_tableContainer\"\u003e \u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\"\u003e \u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1718\" data-end=\"2260\"\u003e \u003cthead data-start=\"1718\" data-end=\"1752\"\u003e \u003ctr data-start=\"1718\" data-end=\"1752\"\u003e \u003cth data-start=\"1718\" data-end=\"1738\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1720\" data-end=\"1737\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e \u003cth data-start=\"1738\" data-end=\"1752\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1740\" data-end=\"1750\"\u003eDetail\u003c\/strong\u003e\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"1787\" data-end=\"2260\"\u003e \u003ctr data-start=\"1787\" data-end=\"1821\"\u003e \u003ctd data-start=\"1787\" data-end=\"1794\" data-col-size=\"sm\"\u003eSize\u003c\/td\u003e \u003ctd data-start=\"1794\" data-end=\"1821\" data-col-size=\"sm\"\u003e3013 (3″ × 13″ nominal)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1822\" data-end=\"1846\"\u003e \u003ctd data-start=\"1822\" data-end=\"1835\" data-col-size=\"sm\"\u003eRated Flow\u003c\/td\u003e \u003ctd data-start=\"1835\" data-end=\"1846\" data-col-size=\"sm\"\u003e600 GPD\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1847\" data-end=\"1881\"\u003e \u003ctd data-start=\"1847\" data-end=\"1872\" data-col-size=\"sm\"\u003eTypical Salt Rejection\u003c\/td\u003e \u003ctd data-start=\"1872\" data-end=\"1881\" data-col-size=\"sm\"\u003e~95 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1882\" data-end=\"1918\"\u003e \u003ctd data-start=\"1882\" data-end=\"1907\" data-col-size=\"sm\"\u003eMax Operating Pressure\u003c\/td\u003e \u003ctd data-start=\"1907\" data-end=\"1918\" data-col-size=\"sm\"\u003e300 psi\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1919\" data-end=\"1952\"\u003e \u003ctd data-start=\"1919\" data-end=\"1943\" data-col-size=\"sm\"\u003eMax Inlet Temperature\u003c\/td\u003e \u003ctd data-col-size=\"sm\" data-start=\"1943\" data-end=\"1952\"\u003e45 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1953\" data-end=\"1989\"\u003e \u003ctd data-start=\"1953\" data-end=\"1981\" data-col-size=\"sm\"\u003eRecovery (Single Element)\u003c\/td\u003e \u003ctd data-start=\"1981\" data-end=\"1989\" data-col-size=\"sm\"\u003e15 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1990\" data-end=\"2031\"\u003e \u003ctd data-start=\"1990\" data-end=\"2009\" data-col-size=\"sm\"\u003eTesting Pressure\u003c\/td\u003e \u003ctd data-start=\"2009\" data-end=\"2031\" data-col-size=\"sm\"\u003e100 psi (0.41 MPa)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2032\" data-end=\"2065\"\u003e \u003ctd data-start=\"2032\" data-end=\"2056\" data-col-size=\"sm\"\u003eTesting Solution Temp\u003c\/td\u003e \u003ctd data-start=\"2056\" data-end=\"2065\" data-col-size=\"sm\"\u003e25 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2066\" data-end=\"2115\"\u003e \u003ctd data-start=\"2066\" data-end=\"2099\" data-col-size=\"sm\"\u003eTesting Solution Concentration\u003c\/td\u003e \u003ctd data-start=\"2099\" data-end=\"2115\" data-col-size=\"sm\"\u003e500 ppm NaCl\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2116\" data-end=\"2149\"\u003e \u003ctd data-start=\"2116\" data-end=\"2138\" data-col-size=\"sm\"\u003eTesting Solution pH\u003c\/td\u003e \u003ctd data-start=\"2138\" data-end=\"2149\" data-col-size=\"sm\"\u003e6.5–8.5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2150\" data-end=\"2177\"\u003e \u003ctd data-start=\"2150\" data-end=\"2166\" data-col-size=\"sm\"\u003eMax Turbidity\u003c\/td\u003e \u003ctd data-start=\"2166\" data-end=\"2177\" data-col-size=\"sm\"\u003e≤ 1 NTU\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2178\" data-end=\"2195\"\u003e \u003ctd data-start=\"2178\" data-end=\"2188\" data-col-size=\"sm\"\u003eMax SDI\u003c\/td\u003e \u003ctd data-start=\"2188\" data-end=\"2195\" data-col-size=\"sm\"\u003e≤ 5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2196\" data-end=\"2234\"\u003e \u003ctd data-start=\"2196\" data-end=\"2222\" data-col-size=\"sm\"\u003eFree Chlorine Tolerance\u003c\/td\u003e \u003ctd data-start=\"2222\" data-end=\"2234\" data-col-size=\"sm\"\u003e\u0026lt;0.1 ppm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2235\" data-end=\"2260\"\u003e \u003ctd data-start=\"2235\" data-end=\"2248\" data-col-size=\"sm\"\u003eDimensions\u003c\/td\u003e \u003ctd data-start=\"2248\" data-end=\"2260\" data-col-size=\"sm\"\u003e13″ × 3″\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e \u003ch3 data-start=\"2267\" data-end=\"2309\"\u003e\u003cstrong data-start=\"2271\" data-end=\"2307\"\u003eBenefits of the 3013 RO Membrane\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"2312\" data-end=\"2381\"\u003eProduces up to 600 GPD of purified water for households or offices.\u003c\/li\u003e \u003cli data-start=\"2384\" data-end=\"2448\"\u003eReduces dissolved salts, heavy metals, and other contaminants.\u003c\/li\u003e \u003cli data-start=\"2451\" data-end=\"2505\"\u003eFits standard 3013 RO housings for easy replacement.\u003c\/li\u003e \u003cli data-start=\"2508\" data-end=\"2565\"\u003eProvides consistent, reliable purification performance.\u003c\/li\u003e \u003cli data-start=\"2568\" data-end=\"2625\"\u003eSuitable for tap, well, and low-salinity water sources.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2632\" data-end=\"2668\"\u003e\u003cstrong data-start=\"2636\" data-end=\"2666\"\u003eInstallation \u0026amp; Maintenance\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"2669\" data-end=\"2987\"\u003eTurn off the water supply and relieve system pressure before opening the RO housing. Remove the old membrane and insert the new one with the correct orientation. Flush the system according to manufacturer’s instructions. Use sediment and carbon pre-filters to protect the \u003cstrong data-start=\"2931\" data-end=\"2951\"\u003e3013 RO membrane\u003c\/strong\u003e and ensure long-term performance.\u003c\/p\u003e","brand":"Monster Mechanical","offers":[{"title":"Default","offer_id":45115701493829,"sku":"MEM6003013","price":1302.65,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/3013-ro-membrane.jpg?v=1780903166"},{"product_id":"1812-75-gpd-filmtec-ro-membrane","title":"1812 75 GPD Filmtec RO Membrane","description":"\u003ch1 data-start=\"719\" data-end=\"770\"\u003e\u003cstrong data-start=\"723\" data-end=\"770\"\u003eEssential Component for Domestic RO Systems\u003c\/strong\u003e\u003c\/h1\u003e \u003cp data-start=\"771\" data-end=\"1060\"\u003eThe \u003cstrong data-start=\"775\" data-end=\"803\"\u003e1812 RO membrane element\u003c\/strong\u003e is the primary purification stage in many domestic RO systems. It removes dissolved salts and other impurities from tap or well water, ensuring safe, clean drinking water. This element fits standard 1812 housings, making installation simple and reliable.\u003c\/p\u003e \u003ch3 data-start=\"1067\" data-end=\"1100\"\u003e\u003cstrong data-start=\"1071\" data-end=\"1100\"\u003eHow the RO Membrane Works\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"1101\" data-end=\"1398\"\u003eWater enters the membrane under pressure and passes through a thin‑film composite layer. Dissolved salts and other contaminants are left behind, while purified water continues to the storage tank. This process significantly reduces total dissolved solids (TDS), improving water taste and safety.\u003c\/p\u003e \u003ch3 data-start=\"1405\" data-end=\"1437\"\u003e\u003cstrong data-start=\"1409\" data-end=\"1437\"\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e \u003cdiv class=\"TyagGW_tableContainer\"\u003e \u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\"\u003e \u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1438\" data-end=\"1840\"\u003e \u003cthead data-start=\"1438\" data-end=\"1472\"\u003e \u003ctr data-start=\"1438\" data-end=\"1472\"\u003e \u003cth data-start=\"1438\" data-end=\"1458\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1440\" data-end=\"1457\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e \u003cth data-start=\"1458\" data-end=\"1472\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1460\" data-end=\"1470\"\u003eDetail\u003c\/strong\u003e\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"1507\" data-end=\"1840\"\u003e \u003ctr data-start=\"1507\" data-end=\"1552\"\u003e \u003ctd data-start=\"1507\" data-end=\"1523\" data-col-size=\"sm\"\u003eMembrane Type\u003c\/td\u003e \u003ctd data-start=\"1523\" data-end=\"1552\" data-col-size=\"sm\"\u003eThin‑Film Composite (TFC)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1553\" data-end=\"1590\"\u003e \u003ctd data-start=\"1553\" data-end=\"1560\" data-col-size=\"sm\"\u003eSize\u003c\/td\u003e \u003ctd data-start=\"1560\" data-end=\"1590\" data-col-size=\"sm\"\u003e1.8″ × 12″ (1812 standard)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1591\" data-end=\"1628\"\u003e \u003ctd data-start=\"1591\" data-end=\"1605\" data-col-size=\"sm\"\u003eApplication\u003c\/td\u003e \u003ctd data-start=\"1605\" data-end=\"1628\" data-col-size=\"sm\"\u003eDomestic RO systems\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1629\" data-end=\"1673\"\u003e \u003ctd data-start=\"1629\" data-end=\"1644\" data-col-size=\"sm\"\u003eFlow Ratings\u003c\/td\u003e \u003ctd data-start=\"1644\" data-end=\"1673\" data-col-size=\"sm\"\u003e75 GPD\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1674\" data-end=\"1702\"\u003e \u003ctd data-start=\"1674\" data-end=\"1691\" data-col-size=\"sm\"\u003eSalt Rejection\u003c\/td\u003e \u003ctd data-start=\"1691\" data-end=\"1702\" data-col-size=\"sm\"\u003e96–98 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1703\" data-end=\"1734\"\u003e \u003ctd data-start=\"1703\" data-end=\"1723\" data-col-size=\"sm\"\u003eMax Feed Pressure\u003c\/td\u003e \u003ctd data-start=\"1723\" data-end=\"1734\" data-col-size=\"sm\"\u003e200 psi\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1735\" data-end=\"1763\"\u003e \u003ctd data-start=\"1735\" data-end=\"1752\" data-col-size=\"sm\"\u003eOperating Temp\u003c\/td\u003e \u003ctd data-start=\"1752\" data-end=\"1763\" data-col-size=\"sm\"\u003e2–45 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1764\" data-end=\"1783\"\u003e \u003ctd data-start=\"1764\" data-end=\"1775\" data-col-size=\"sm\"\u003epH Range\u003c\/td\u003e \u003ctd data-start=\"1775\" data-end=\"1783\" data-col-size=\"sm\"\u003e2–11\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1784\" data-end=\"1801\"\u003e \u003ctd data-start=\"1784\" data-end=\"1794\" data-col-size=\"sm\"\u003eMax SDI\u003c\/td\u003e \u003ctd data-start=\"1794\" data-end=\"1801\" data-col-size=\"sm\"\u003e≤ 5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1802\" data-end=\"1840\"\u003e \u003ctd data-start=\"1802\" data-end=\"1828\" data-col-size=\"sm\"\u003eFree Chlorine Tolerance\u003c\/td\u003e \u003ctd data-col-size=\"sm\" data-start=\"1828\" data-end=\"1840\"\u003e\u0026lt;0.1 ppm\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e \u003ch3 data-start=\"1847\" data-end=\"1884\"\u003e\u003cstrong data-start=\"1851\" data-end=\"1884\"\u003eBenefits of the 1812 Membrane\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1887\" data-end=\"1943\"\u003eRemoves dissolved salts, heavy metals, and impurities.\u003c\/li\u003e \u003cli data-start=\"1946\" data-end=\"1997\"\u003eFits standard 1812 housings for easy replacement.\u003c\/li\u003e \u003cli data-start=\"2000\" data-end=\"2055\"\u003eWorks with tap, well, and low‑salinity water sources.\u003c\/li\u003e \u003cli data-start=\"2058\" data-end=\"2109\"\u003eProvides reliable, consistent water purification.\u003c\/li\u003e \u003cli data-start=\"2112\" data-end=\"2166\"\u003eLong service life when used with proper pre-filters.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2173\" data-end=\"2207\"\u003e\u003cstrong data-start=\"2177\" data-end=\"2207\"\u003eInstallation \u0026amp; Maintenance\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"2208\" data-end=\"2470\"\u003eTo install, turn off the water supply and relieve system pressure. Remove the old membrane and insert the new one, following the correct orientation. Flush the system before use. Regular pre-filter changes protect the membrane and maintain optimal performance.\u003c\/p\u003e","brand":"Filmtec","offers":[{"title":"1812 100 GPD Filmtec","offer_id":45115701919813,"sku":"MEM100F-2","price":773.2,"currency_code":"ZAR","in_stock":true},{"title":"1812 100 GPD Lateral Membrane","offer_id":45115701952581,"sku":"MEM100LAT-2","price":676.55,"currency_code":"ZAR","in_stock":true},{"title":"1812 100 GPD Superflow","offer_id":45115701985349,"sku":"MEM100S-2","price":193.29,"currency_code":"ZAR","in_stock":true},{"title":"1812 50 GPD Filmtec","offer_id":45115702018117,"sku":"MEM50F-2","price":676.54,"currency_code":"ZAR","in_stock":true},{"title":"1812 75 GPD Filmtec","offer_id":45115702050885,"sku":"MEM75F","price":579.89,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/1812-100-gpd-filmtec.webp?v=1780903170"},{"product_id":"cfk-50g-ro-membrane","title":"CFK 50G RO Membrane","description":"\u003cp data-start=\"544\" data-end=\"877\"\u003eThe \u003cstrong data-start=\"548\" data-end=\"571\"\u003eCFK 50G RO Membrane\u003c\/strong\u003e is a high-quality replacement for domestic reverse osmosis (RO) systems, designed to provide safe and clean drinking water for your household. This membrane can produce up to 50 gallons (approximately 190 litres) of purified water per day, making it perfect for standard under-sink and compact RO units.\u003c\/p\u003e \u003cp data-start=\"879\" data-end=\"1266\"\u003eManufactured from \u003cstrong data-start=\"897\" data-end=\"926\"\u003ethin-film composite (TFC)\u003c\/strong\u003e material, the CFK 50G membrane is highly effective at reducing dissolved solids, salts, heavy metals, and other common water contaminants. By ensuring thorough filtration, it improves both the safety and taste of your water. Its standard 1812 housing size allows for easy installation and seamless replacement in most domestic RO setups.\u003c\/p\u003e \u003cp data-start=\"1268\" data-end=\"1639\"\u003eTo maximize performance and lifespan, it is recommended to install the membrane after a sediment and carbon pre-filter. Pre-filtration protects the membrane from particles and chlorine, which can damage the membrane and reduce its efficiency. Regular maintenance, including timely replacement of pre-filters, ensures long-lasting operation and consistent water quality.\u003c\/p\u003e \u003cp data-start=\"1641\" data-end=\"1904\"\u003eThis membrane is ideal for households that prioritize safe drinking water, cooking water, and overall hydration needs. Whether you are upgrading an existing RO system or replacing an old membrane, the CFK 50G ensures reliable performance and clean water output.\u003c\/p\u003e \u003cp data-start=\"1906\" data-end=\"2232\"\u003eWith this replacement filter, you can continue to enjoy the benefits of reverse osmosis technology at home, including reduced TDS levels, removal of impurities, and improved taste. Investing in a quality membrane like the CFK 50G helps maintain the health of your family while keeping your RO system functioning efficiently.\u003c\/p\u003e \u003ch3 data-start=\"1410\" data-end=\"1451\"\u003e\u003cstrong data-start=\"1410\" data-end=\"1449\"\u003eWhy Choose the CFK 50G RO Membrane:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1454\" data-end=\"1511\"\u003eProvides up to \u003cstrong data-start=\"1469\" data-end=\"1509\"\u003e190 litres of purified water per day\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli data-start=\"1514\" data-end=\"1570\"\u003eReduces \u003cstrong data-start=\"1522\" data-end=\"1568\"\u003eTDS, salts, heavy metals, and contaminants\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli data-start=\"1573\" data-end=\"1631\"\u003eFits standard \u003cstrong data-start=\"1587\" data-end=\"1607\"\u003e1812 RO housings\u003c\/strong\u003e for easy installation\u003c\/li\u003e \u003cli data-start=\"1634\" data-end=\"1686\"\u003eRequires pre-filtration for extended membrane life\u003c\/li\u003e \u003cli data-start=\"1689\" data-end=\"1757\"\u003eEnsures \u003cstrong data-start=\"1697\" data-end=\"1739\"\u003esafe, healthy, and great-tasting water\u003c\/strong\u003e for your family\u003c\/li\u003e \u003c\/ul\u003e \u003cp data-start=\"1759\" data-end=\"1878\"\u003eUpgrade your RO system today with the CFK 50G RO Membrane and enjoy \u003cstrong data-start=\"1827\" data-end=\"1862\"\u003ehigh-quality water purification\u003c\/strong\u003e in your home.\u003c\/p\u003e \u003ch3 data-start=\"1880\" data-end=\"1902\"\u003e\u003cstrong data-start=\"1880\" data-end=\"1900\"\u003eKeyphrase Usage:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1905\" data-end=\"1958\"\u003eCFK 50G RO Membrane (main keyphrase) – used 5 times\u003c\/li\u003e \u003cli data-start=\"1961\" data-end=\"2011\"\u003eReverse osmosis (RO) water system – used 3 times\u003c\/li\u003e \u003cli data-start=\"2014\" data-end=\"2049\"\u003eWater purification – used 3 times\u003c\/li\u003e \u003cli data-start=\"2052\" data-end=\"2088\"\u003eHousehold RO system – used 2 times\u003c\/li\u003e \u003c\/ul\u003e","brand":"Monster Mechanical","offers":[{"title":"Default Title","offer_id":45174169108549,"sku":"CLKROMem","price":373.0,"currency_code":"ZAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/CFK-50G-RO-Membrane.jpg?v=1780903196"},{"product_id":"ro-membrane-tw-2540-hf","title":"RO Membrane TW – 2540 HF","description":"\u003ch1 data-start=\"641\" data-end=\"708\"\u003e\u003cstrong data-start=\"643\" data-end=\"708\"\u003eRO Membrane TW-2540-HF – High-Rejection RO Element\u003c\/strong\u003e\u003c\/h1\u003e \u003cp data-start=\"710\" data-end=\"1148\"\u003eThe \u003cstrong data-start=\"714\" data-end=\"749\"\u003eMonster Mechanical RO membrane TW-2540-HF\u003c\/strong\u003e is a high-quality \u003cstrong data-start=\"768\" data-end=\"795\"\u003ereverse osmosis element\u003c\/strong\u003e designed for brackish water and light industrial water purification systems. It offers excellent rejection of dissolved salts, organics, and TDS (total dissolved solids) while maintaining solid permeate output, making it ideal for RO systems where both \u003cstrong data-start=\"1049\" data-end=\"1066\"\u003ewater quality\u003c\/strong\u003e and \u003cstrong data-start=\"1071\" data-end=\"1095\"\u003eefficient production\u003c\/strong\u003e are important.\u003c\/p\u003e \u003cp data-start=\"1150\" data-end=\"1442\"\u003eThis membrane fits standard 2.5″ × 40″ housings, so it integrates easily into most RO units without complicated modifications. As a result, it’s a reliable choice for homes, offices, and small commercial systems needing dependable, consistent filtration.\u003c\/p\u003e \u003ch3 data-start=\"1449\" data-end=\"1478\"\u003e\u003cstrong data-start=\"1452\" data-end=\"1478\"\u003ePerformance \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"1480\" data-end=\"1520\"\u003eThe \u003cstrong data-start=\"1484\" data-end=\"1510\"\u003eRO membrane TW-2540-HF\u003c\/strong\u003e delivers:\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"1524\" data-end=\"1667\"\u003e\n\u003cstrong data-start=\"1524\" data-end=\"1548\"\u003eHigh salt rejection:\u003c\/strong\u003e Delivers purified water with low dissolved solids, improving taste and safety.\u003c\/li\u003e \u003cli data-start=\"1670\" data-end=\"1845\"\u003e\n\u003cstrong data-start=\"1670\" data-end=\"1697\"\u003eStrong permeate output:\u003c\/strong\u003e Around 800 GPD nominal capacity under typical testing conditions, which suits many medium-demand RO setups.\u003c\/li\u003e \u003cli data-start=\"1848\" data-end=\"2014\"\u003e\n\u003cstrong data-start=\"1848\" data-end=\"1881\"\u003eBroad pH and operating range:\u003c\/strong\u003e Works across typical feedwater pH and temperature conditions for flexibility and durability.\u003c\/li\u003e \u003cli data-start=\"2017\" data-end=\"2167\"\u003e\n\u003cstrong data-start=\"2017\" data-end=\"2036\"\u003eDurable design:\u003c\/strong\u003e Built to withstand typical RO feed pressures and cleaning cycles for extended membrane life.\u003c\/li\u003e \u003c\/ul\u003e \u003cp data-start=\"2169\" data-end=\"2362\"\u003eThis element is positioned between smaller low-output membranes and larger industrial units, offering a balance of \u003cstrong data-start=\"2284\" data-end=\"2323\"\u003eflow rate, quality, and space usage\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3 data-start=\"2369\" data-end=\"2400\"\u003e\u003cstrong data-start=\"2372\" data-end=\"2400\"\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"2402\" data-end=\"2532\"\u003eBased on standard industry tests for TW-2540-HF membranes (under controlled lab conditions):\u003c\/p\u003e \u003cdiv class=\"TyagGW_tableContainer\"\u003e \u003cdiv class=\"group TyagGW_tableWrapper flex w-fit flex-col-reverse\"\u003e \u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2534\" data-end=\"3196\"\u003e \u003cthead data-start=\"2534\" data-end=\"2569\"\u003e \u003ctr data-start=\"2534\" data-end=\"2569\"\u003e \u003cth data-start=\"2534\" data-end=\"2554\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2536\" data-end=\"2553\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e \u003cth data-start=\"2554\" data-end=\"2569\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2556\" data-end=\"2567\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"2605\" data-end=\"3196\"\u003e \u003ctr data-start=\"2605\" data-end=\"2643\"\u003e \u003ctd data-start=\"2605\" data-end=\"2617\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2607\" data-end=\"2616\"\u003eModel\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2617\" data-end=\"2643\" data-col-size=\"sm\"\u003eRO membrane TW-2540-HF\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2644\" data-end=\"2698\"\u003e \u003ctd data-start=\"2644\" data-end=\"2664\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2646\" data-end=\"2663\"\u003eMembrane Size\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2664\" data-end=\"2698\" data-col-size=\"sm\"\u003e2.5″ × 40″ (63.5 mm × 1016 mm)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2699\" data-end=\"2754\"\u003e \u003ctd data-start=\"2699\" data-end=\"2727\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2701\" data-end=\"2726\"\u003eNominal Permeate Flow\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2727\" data-end=\"2754\" data-col-size=\"sm\"\u003e~800 GPD (~3.0 m³\/day)*\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2755\" data-end=\"2794\"\u003e \u003ctd data-start=\"2755\" data-end=\"2784\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2757\" data-end=\"2783\"\u003eMinimum Salt Rejection\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2784\" data-end=\"2794\" data-col-size=\"sm\"\u003e~96.5%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2795\" data-end=\"2830\"\u003e \u003ctd data-start=\"2795\" data-end=\"2822\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2797\" data-end=\"2821\"\u003eStabilised Rejection\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2822\" data-end=\"2830\" data-col-size=\"sm\"\u003e~97%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2831\" data-end=\"2895\"\u003e \u003ctd data-start=\"2831\" data-end=\"2853\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2833\" data-end=\"2852\"\u003eTest Conditions\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2853\" data-end=\"2895\" data-col-size=\"sm\"\u003e25 °C, 25% recovery, 750 ppm NaCl feed\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2896\" data-end=\"2934\"\u003e \u003ctd data-start=\"2896\" data-end=\"2924\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2898\" data-end=\"2923\"\u003eMax Temp (Continuous)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2924\" data-end=\"2934\" data-col-size=\"sm\"\u003e~45 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2935\" data-end=\"2976\"\u003e \u003ctd data-start=\"2935\" data-end=\"2954\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2937\" data-end=\"2953\"\u003eMax Pressure\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2954\" data-end=\"2976\" data-col-size=\"sm\"\u003e~600 psi (≈41 bar)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2977\" data-end=\"3019\"\u003e \u003ctd data-start=\"2977\" data-end=\"3009\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2979\" data-end=\"3008\"\u003eFeedwater pH (Continuous)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3009\" data-end=\"3019\" data-col-size=\"sm\"\u003e2 – 11\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3020\" data-end=\"3060\"\u003e \u003ctd data-start=\"3020\" data-end=\"3050\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3022\" data-end=\"3049\"\u003eFeedwater pH (Cleaning)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3050\" data-end=\"3060\" data-col-size=\"sm\"\u003e1 – 13\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3061\" data-end=\"3092\"\u003e \u003ctd data-start=\"3061\" data-end=\"3085\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3063\" data-end=\"3084\"\u003eMax Feedwater SDI\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3085\" data-end=\"3092\" data-col-size=\"sm\"\u003e≤ 5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3093\" data-end=\"3136\"\u003e \u003ctd data-start=\"3093\" data-end=\"3123\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3095\" data-end=\"3122\"\u003eFree Chlorine Tolerance\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3123\" data-end=\"3136\" data-col-size=\"sm\"\u003e\u0026lt; 0.1 ppm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3137\" data-end=\"3196\"\u003e \u003ctd data-start=\"3137\" data-end=\"3162\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3139\" data-end=\"3161\"\u003eApplicable Systems\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3162\" data-end=\"3196\" data-col-size=\"sm\"\u003eBrackish \u0026amp; light industrial RO\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cp data-start=\"3198\" data-end=\"3394\"\u003e*Nominal permeate flow and rejection rates are based on standard test conditions; actual performance varies with feedwater quality, pressure, and temperature.\u003c\/p\u003e \u003ch3 data-start=\"3401\" data-end=\"3420\"\u003e\u003cstrong data-start=\"3404\" data-end=\"3420\"\u003eHow It Works\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"3422\" data-end=\"3861\"\u003eA reverse osmosis membrane is a \u003cstrong data-start=\"3454\" data-end=\"3491\"\u003ethin-film composite (TFC) element\u003c\/strong\u003e that separates water molecules from dissolved salts, impurities, and contaminants through a semi-permeable membrane. First, pressurised feedwater flows across the membrane surface. Then, clean water (permeate) diffuses through the membrane while salts and larger particles remain behind and are flushed away as concentrate (waste).\u003c\/p\u003e \u003cp data-start=\"3863\" data-end=\"4118\"\u003eThe \u003cstrong data-start=\"3867\" data-end=\"3881\"\u003eTW-2540-HF\u003c\/strong\u003e model uses optimized membrane chemistry and internal spacers to balance \u003cstrong data-start=\"3954\" data-end=\"3972\"\u003ehigh rejection\u003c\/strong\u003e with energy efficiency, making it well-suited for systems where both quality and throughput are required.\u003c\/p\u003e \u003ch3 data-start=\"4125\" data-end=\"4156\"\u003e\u003cstrong data-start=\"4128\" data-end=\"4156\"\u003eRecommended Applications\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"4158\" data-end=\"4212\"\u003eUse the \u003cstrong data-start=\"4166\" data-end=\"4192\"\u003eRO membrane TW-2540-HF\u003c\/strong\u003e in systems such as:\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"4214\" data-end=\"4516\"\u003eResidential RO systems with medium water demand\u003c\/li\u003e \u003cli data-start=\"4214\" data-end=\"4516\"\u003eOffice or reception area water purification stations\u003c\/li\u003e \u003cli data-start=\"4214\" data-end=\"4516\"\u003eLight commercial RO setups (e.g., cafés or small workshops)\u003c\/li\u003e \u003cli data-start=\"4214\" data-end=\"4516\"\u003ePre-treatment for additional post-filters (polishing cartridges)\u003c\/li\u003e \u003cli data-start=\"4214\" data-end=\"4516\"\u003eAnywhere requiring high-quality potable water with low TDS\u003c\/li\u003e \u003c\/ul\u003e \u003cp data-start=\"4518\" data-end=\"4670\"\u003eBecause this membrane fits standard 2.5″ × 40″ housings, it’s easy to replace or install during system upgrades.\u003c\/p\u003e \u003ch3 data-start=\"4677\" data-end=\"4715\"\u003e\u003cstrong data-start=\"4680\" data-end=\"4715\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"4717\" data-end=\"4782\"\u003eTo get the best performance from your \u003cstrong data-start=\"4755\" data-end=\"4781\"\u003eRO membrane TW-2540-HF\u003c\/strong\u003e:\u003c\/p\u003e \u003col\u003e \u003cli data-start=\"4787\" data-end=\"4899\"\u003e\n\u003cstrong data-start=\"4787\" data-end=\"4819\"\u003eAlways pre-filter feed water\u003c\/strong\u003e with sediment and carbon filters to protect the membrane and extend its life.\u003c\/li\u003e \u003cli data-start=\"4903\" data-end=\"4998\"\u003e\n\u003cstrong data-start=\"4903\" data-end=\"4926\"\u003eFlush new membranes\u003c\/strong\u003e before initial use to remove preservatives and stabilise performance.\u003c\/li\u003e \u003cli data-start=\"5002\" data-end=\"5078\"\u003e\n\u003cstrong data-start=\"5002\" data-end=\"5035\"\u003eMonitor feed pressure and TDS\u003c\/strong\u003e input to ensure optimal operating range.\u003c\/li\u003e \u003cli data-start=\"5082\" data-end=\"5181\"\u003e\n\u003cstrong data-start=\"5082\" data-end=\"5106\"\u003eReplace the membrane\u003c\/strong\u003e when permeate flow drops noticeably or salt rejection declines over time.\u003c\/li\u003e \u003c\/ol\u003e \u003cp data-start=\"5183\" data-end=\"5265\"\u003eFollowing these simple steps ensures reliable performance and longer service life.\u003c\/p\u003e \u003ch3 data-start=\"5272\" data-end=\"5289\"\u003e\u003cstrong data-start=\"5275\" data-end=\"5289\"\u003eConclusion\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"5291\" data-end=\"5787\"\u003eThe \u003cstrong data-start=\"5295\" data-end=\"5330\"\u003eMonster Mechanical RO membrane TW-2540-HF\u003c\/strong\u003e is a \u003cstrong data-start=\"5336\" data-end=\"5371\"\u003ehigh-rejection membrane element\u003c\/strong\u003e that balances quality, consistency, and daily water production. Because it fits standard housings and operates well under typical RO conditions, it’s a solid choice for \u003cstrong data-start=\"5541\" data-end=\"5585\"\u003emedium-demand water purification systems\u003c\/strong\u003e in homes, offices, and light commercial environments. With strong salt rejection and good throughput, this membrane helps deliver cleaner, safer water every day.\u003c\/p\u003e","brand":"Monster Mechanical","offers":[{"title":"Default","offer_id":45115708964933,"sku":"MM-ROMEMBRANETW2540HF-60867","price":1593.9,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/2540-industrial-reverse-osmosis-membrane.jpg?v=1780903307"},{"product_id":"ro-membrane-tw-4040-hf","title":"RO Membrane TW – 4040 HF","description":"\u003ch1 data-start=\"654\" data-end=\"716\"\u003e\u003cstrong data-start=\"656\" data-end=\"716\"\u003eRO Membrane TW-4040-HF – High-Flow RO Element\u003c\/strong\u003e\u003c\/h1\u003e \u003cp data-start=\"718\" data-end=\"1150\"\u003eThe \u003cstrong data-start=\"722\" data-end=\"757\"\u003eMonster Mechanical RO membrane TW-4040-HF\u003c\/strong\u003e is a \u003cstrong data-start=\"763\" data-end=\"800\"\u003ehigh-flow reverse osmosis element\u003c\/strong\u003e designed to deliver reliable performance in water purification systems that require \u003cstrong data-start=\"885\" data-end=\"911\"\u003ehigher permeate output\u003c\/strong\u003e and excellent salt rejection. This membrane fits standard 4″ × 40″ housings and works well in domestic, commercial, and light industrial RO installations where quality potable water is needed quickly.\u003c\/p\u003e \u003cp data-start=\"1152\" data-end=\"1393\"\u003eThis membrane combines \u003cstrong data-start=\"1175\" data-end=\"1199\"\u003ehigh rejection rates\u003c\/strong\u003e with strong output, making it a solid choice when you want both \u003cstrong data-start=\"1264\" data-end=\"1286\"\u003ehigh-quality water\u003c\/strong\u003e and \u003cstrong data-start=\"1291\" data-end=\"1315\"\u003eefficient production\u003c\/strong\u003e without overly complex system upgrades.\u003c\/p\u003e \u003ch3 data-start=\"1400\" data-end=\"1429\"\u003e\u003cstrong data-start=\"1403\" data-end=\"1429\"\u003ePerformance \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"1431\" data-end=\"1484\"\u003eThe \u003cstrong data-start=\"1435\" data-end=\"1461\"\u003eRO membrane TW-4040-HF\u003c\/strong\u003e is known for offering:\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"1488\" data-end=\"1640\"\u003e\n\u003cstrong data-start=\"1488\" data-end=\"1511\"\u003eHigh permeate flow:\u003c\/strong\u003e Designed to produce a larger volume of purified water than many standard 4040 membranes.\u003c\/li\u003e \u003cli data-start=\"1643\" data-end=\"1830\"\u003e\n\u003cstrong data-start=\"1643\" data-end=\"1672\"\u003eExcellent salt rejection:\u003c\/strong\u003e Typically achieves stable rejection around \u003cstrong data-start=\"1716\" data-end=\"1723\"\u003e98%\u003c\/strong\u003e or higher, meaning significant removal of dissolved salts and TDS.\u003c\/li\u003e \u003cli data-start=\"1833\" data-end=\"1999\"\u003e\n\u003cstrong data-start=\"1833\" data-end=\"1865\"\u003eStandard 4040 compatibility:\u003c\/strong\u003e Fits into most RO housings sized for 4″ × 40″ elements, making it easy to upgrade or replace.\u003c\/li\u003e \u003cli data-start=\"2002\" data-end=\"2149\"\u003e\n\u003cstrong data-start=\"2002\" data-end=\"2030\"\u003eBroad application range:\u003c\/strong\u003e Works in systems from home purifiers to commercial plants requiring more output.\u003c\/li\u003e \u003c\/ul\u003e \u003cp data-start=\"2151\" data-end=\"2356\"\u003eBecause of its \u003cstrong data-start=\"2166\" data-end=\"2186\"\u003ehigh-flow design\u003c\/strong\u003e and consistent salt rejection, this element is ideal when you need greater freshwater production without sacrificing water quality.\u003c\/p\u003e \u003ch3 data-start=\"2363\" data-end=\"2394\"\u003e\u003cstrong data-start=\"2366\" data-end=\"2394\"\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"2396\" data-end=\"2553\"\u003eThe following parameters represent typical performance for a high-flow 4040 HF membrane under industry test conditions:\u003c\/p\u003e \u003cdiv class=\"TyagGW_tableContainer\"\u003e \u003cdiv class=\"group TyagGW_tableWrapper flex w-fit flex-col-reverse\"\u003e \u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2555\" data-end=\"3139\"\u003e \u003cthead data-start=\"2555\" data-end=\"2590\"\u003e \u003ctr data-start=\"2555\" data-end=\"2590\"\u003e \u003cth data-start=\"2555\" data-end=\"2575\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2557\" data-end=\"2574\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e \u003cth data-start=\"2575\" data-end=\"2590\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2577\" data-end=\"2588\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"2626\" data-end=\"3139\"\u003e \u003ctr data-start=\"2626\" data-end=\"2664\"\u003e \u003ctd data-start=\"2626\" data-end=\"2638\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2628\" data-end=\"2637\"\u003eModel\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2638\" data-end=\"2664\" data-col-size=\"sm\"\u003eRO membrane TW-4040-HF\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2665\" data-end=\"2708\"\u003e \u003ctd data-start=\"2665\" data-end=\"2685\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2667\" data-end=\"2684\"\u003eMembrane Size\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2685\" data-end=\"2708\" data-col-size=\"sm\"\u003e4″ × 40″ (standard)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2709\" data-end=\"2764\"\u003e \u003ctd data-start=\"2709\" data-end=\"2737\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2711\" data-end=\"2736\"\u003eNominal Permeate Flow\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2737\" data-end=\"2764\" data-col-size=\"sm\"\u003e~2,400 GPD (~9 m³\/day)*\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2765\" data-end=\"2806\"\u003e \u003ctd data-start=\"2765\" data-end=\"2797\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2767\" data-end=\"2796\"\u003eStabilized Salt Rejection\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2797\" data-end=\"2806\" data-col-size=\"sm\"\u003e~98 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2807\" data-end=\"2863\"\u003e \u003ctd data-start=\"2807\" data-end=\"2827\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2809\" data-end=\"2826\"\u003eTest Pressure\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2827\" data-end=\"2863\" data-col-size=\"sm\"\u003e~150 psi (typical industry test)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2864\" data-end=\"2918\"\u003e \u003ctd data-start=\"2864\" data-end=\"2884\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2866\" data-end=\"2883\"\u003eTest Solution\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2884\" data-end=\"2918\" data-col-size=\"sm\"\u003e750 ppm NaCl, conditions vary*\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2919\" data-end=\"2970\"\u003e \u003ctd data-start=\"2919\" data-end=\"2957\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2921\" data-end=\"2956\"\u003eOperating pH Range (Continuous)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2957\" data-end=\"2970\" data-col-size=\"sm\"\u003e~3.0–10.0\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2971\" data-end=\"3007\"\u003e \u003ctd data-start=\"2971\" data-end=\"2997\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2973\" data-end=\"2996\"\u003eMax Operating Temp.\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2997\" data-end=\"3007\" data-col-size=\"sm\"\u003e~45 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3008\" data-end=\"3036\"\u003e \u003ctd data-start=\"3008\" data-end=\"3029\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3010\" data-end=\"3028\"\u003eFeed SDI (Max)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3029\" data-end=\"3036\" data-col-size=\"sm\"\u003e≤ 5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3037\" data-end=\"3080\"\u003e \u003ctd data-start=\"3037\" data-end=\"3067\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3039\" data-end=\"3066\"\u003eFree Chlorine Tolerance\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3067\" data-end=\"3080\" data-col-size=\"sm\"\u003e\u0026lt; 0.1 ppm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3081\" data-end=\"3139\"\u003e \u003ctd data-start=\"3081\" data-end=\"3109\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3083\" data-end=\"3108\"\u003eHousing Compatibility\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3109\" data-end=\"3139\" data-col-size=\"sm\"\u003e4″ × 40″ membrane housings\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cp data-start=\"3141\" data-end=\"3286\"\u003e*Actual performance varies with feedwater TDS, temperature, and system pressure — real results may differ.\u003c\/p\u003e \u003ch3 data-start=\"3293\" data-end=\"3312\"\u003e\u003cstrong data-start=\"3296\" data-end=\"3312\"\u003eHow It Works\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"3314\" data-end=\"3788\"\u003eReverse osmosis membranes like the \u003cstrong data-start=\"3349\" data-end=\"3375\"\u003eRO membrane TW-4040-HF\u003c\/strong\u003e use a semi-permeable barrier to separate water molecules from dissolved salts and impurities. Under pressure, water is pushed across the membrane surface. Clean water (permeate) enters the central tube, while concentrated contaminants are rejected and flushed away. This process ensures safe, low-TDS water output for drinking, cooking, industrial processing, or other uses.\u003c\/p\u003e \u003cp data-start=\"3790\" data-end=\"4028\"\u003eBecause the HF (high flow) version is engineered to produce more water at a similar rejection rate, it’s especially useful in systems where water demand is higher or where system efficiency matters.\u003c\/p\u003e \u003ch3 data-start=\"4035\" data-end=\"4066\"\u003e\u003cstrong data-start=\"4038\" data-end=\"4066\"\u003eRecommended Applications\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"4068\" data-end=\"4112\"\u003eThe \u003cstrong data-start=\"4072\" data-end=\"4098\"\u003eRO membrane TW-4040-HF\u003c\/strong\u003e is ideal for:\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"4114\" data-end=\"4381\"\u003e\u003cstrong data-start=\"4116\" data-end=\"4154\"\u003eHigh-demand residential RO systems\u003c\/strong\u003e\u003c\/li\u003e \u003cli data-start=\"4114\" data-end=\"4381\"\u003e\n\u003cstrong data-start=\"4159\" data-end=\"4198\"\u003eOffice or commercial water stations\u003c\/strong\u003e requiring faster production\u003c\/li\u003e \u003cli data-start=\"4114\" data-end=\"4381\"\u003e\u003cstrong data-start=\"4231\" data-end=\"4268\"\u003eLight industrial RO installations\u003c\/strong\u003e\u003c\/li\u003e \u003cli data-start=\"4114\" data-end=\"4381\"\u003e\u003cstrong data-start=\"4273\" data-end=\"4323\"\u003ePre-treatment before post-filters or DI stages\u003c\/strong\u003e\u003c\/li\u003e \u003cli data-start=\"4114\" data-end=\"4381\"\u003e\u003cstrong data-start=\"4328\" data-end=\"4381\"\u003eCafés, restaurants, and small bottling operations\u003c\/strong\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003cp data-start=\"4383\" data-end=\"4575\"\u003eBecause it fits standard 4040 housings, this membrane is easy to integrate into existing systems, expand production capacity, or replace older elements.\u003c\/p\u003e \u003ch3 data-start=\"4582\" data-end=\"4620\"\u003e\u003cstrong data-start=\"4585\" data-end=\"4620\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"4622\" data-end=\"4677\"\u003eTo keep your \u003cstrong data-start=\"4635\" data-end=\"4661\"\u003eRO membrane TW-4040-HF\u003c\/strong\u003e operating well:\u003c\/p\u003e \u003col\u003e \u003cli data-start=\"4682\" data-end=\"4787\"\u003e\n\u003cstrong data-start=\"4682\" data-end=\"4705\"\u003ePre-treat feedwater\u003c\/strong\u003e with sediment and activated carbon filters to reduce chlorine and particulates.\u003c\/li\u003e \u003cli data-start=\"4791\" data-end=\"4879\"\u003e\n\u003cstrong data-start=\"4791\" data-end=\"4814\"\u003eFlush new membranes\u003c\/strong\u003e at low pressure before full operation to remove preservatives.\u003c\/li\u003e \u003cli data-start=\"4883\" data-end=\"4974\"\u003e\n\u003cstrong data-start=\"4883\" data-end=\"4922\"\u003eMonitor feed water pressure and TDS\u003c\/strong\u003e levels regularly to catch early signs of fouling.\u003c\/li\u003e \u003cli data-start=\"4978\" data-end=\"5065\"\u003e\n\u003cstrong data-start=\"4978\" data-end=\"5001\"\u003eReplace pre-filters\u003c\/strong\u003e on schedule to protect the RO membrane and extend its lifespan.\u003c\/li\u003e \u003c\/ol\u003e \u003cp data-start=\"5067\" data-end=\"5156\"\u003eFollowing these steps helps prevent premature fouling and ensures reliable water quality.\u003c\/p\u003e \u003ch3 data-start=\"5163\" data-end=\"5192\"\u003e\u003cstrong data-start=\"5166\" data-end=\"5192\"\u003eWhy It’s a Good Choice\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"5194\" data-end=\"5532\"\u003eThe \u003cstrong data-start=\"5198\" data-end=\"5224\"\u003eRO membrane TW-4040-HF\u003c\/strong\u003e strikes a balance between \u003cstrong data-start=\"5251\" data-end=\"5275\"\u003ehigh permeate output\u003c\/strong\u003e and \u003cstrong data-start=\"5280\" data-end=\"5306\"\u003eexcellent salt removal\u003c\/strong\u003e, making it versatile for many water purification needs. Also, its standard size and broad operating range let you use it in both new builds and system upgrades without costly redesigns.\u003c\/p\u003e \u003ch3 data-start=\"5539\" data-end=\"5556\"\u003e\u003cstrong data-start=\"5542\" data-end=\"5556\"\u003eConclusion\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"5558\" data-end=\"6044\"\u003eIf you need a \u003cstrong data-start=\"5572\" data-end=\"5597\"\u003ehigh-flow RO membrane\u003c\/strong\u003e that still delivers strong purification performance, the \u003cstrong data-start=\"5655\" data-end=\"5690\"\u003eMonster Mechanical RO membrane TW-4040-HF\u003c\/strong\u003e is a reliable element for a wide range of RO water systems. It’s suitable for homes, offices, or light commercial applications where higher throughput and consistent salt rejection are important. With proper system setup and maintenance, this membrane contributes to clean, safe, and efficient water purification.\u003c\/p\u003e","brand":"Monster Mechanical","offers":[{"title":"Default","offer_id":45115708997701,"sku":"4040HF","price":2390.85,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/vontro-ulp21-4040-reverse-osmosis-membrane_3407cdd3-a9fa-47ba-bcac-6be3ba4bd7b8.jpg?v=1780903307"},{"product_id":"ro-membrane-tw-8040-hf","title":"RO Membrane TW – 8040 HF","description":"\u003ch1 data-start=\"702\" data-end=\"777\"\u003e\u003cstrong data-start=\"704\" data-end=\"777\"\u003eRO Membrane TW-8040-HF – High-Flow Reverse Osmosis Element\u003c\/strong\u003e\u003c\/h1\u003e \u003cp data-start=\"779\" data-end=\"1260\"\u003eThe \u003cstrong data-start=\"783\" data-end=\"809\"\u003eRO membrane TW-8040-HF\u003c\/strong\u003e from Monster Mechanical is a high-performance \u003cstrong data-start=\"846\" data-end=\"873\"\u003ereverse osmosis element\u003c\/strong\u003e designed for \u003cstrong data-start=\"887\" data-end=\"932\"\u003elarge-capacity water purification systems\u003c\/strong\u003e. This membrane fits standard 8″ × 40″ housings that are common in industrial and commercial RO plants. It delivers \u003cstrong data-start=\"1048\" data-end=\"1072\"\u003ehigh permeate output\u003c\/strong\u003e while maintaining excellent rejection of dissolved salts and total dissolved solids (TDS), making it suitable for demanding water purification tasks. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/aquahydr8.co.za\/Monster%20Mechanical-membranes\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between overflow-hidden\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eAqua Hydr8\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp data-start=\"1262\" data-end=\"1665\"\u003eBuilt using \u003cstrong data-start=\"1274\" data-end=\"1314\"\u003ethin-film composite (TFC) technology\u003c\/strong\u003e, this membrane combines strong chemical resistance, durability, and proven performance. This makes it a solid choice where high output and consistent water quality are critical, such as in \u003cstrong data-start=\"1504\" data-end=\"1529\"\u003eoffice water stations\u003c\/strong\u003e, \u003cstrong data-start=\"1531\" data-end=\"1563\"\u003elarge residential RO systems\u003c\/strong\u003e, \u003cstrong data-start=\"1565\" data-end=\"1588\"\u003ecommercial kitchens\u003c\/strong\u003e, or \u003cstrong data-start=\"1593\" data-end=\"1626\"\u003elight industrial applications\u003c\/strong\u003e.\u003c\/p\u003e \u003ch3 data-start=\"1672\" data-end=\"1703\"\u003e\u003cstrong data-start=\"1675\" data-end=\"1703\"\u003ePerformance \u0026amp; Advantages\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"1705\" data-end=\"1743\"\u003eThe \u003cstrong data-start=\"1709\" data-end=\"1735\"\u003eRO membrane TW-8040-HF\u003c\/strong\u003e offers:\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"1747\" data-end=\"1976\"\u003e\n\u003cstrong data-start=\"1747\" data-end=\"1770\"\u003eHigh permeate flow:\u003c\/strong\u003e Delivers much higher water production compared with smaller 4040 or 2540 membranes, typically around \u003cstrong data-start=\"1872\" data-end=\"1904\"\u003e10 500 GPD (gallons per day)\u003c\/strong\u003e under standard test conditions.\u003c\/li\u003e \u003cli data-start=\"1979\" data-end=\"2151\"\u003e\n\u003cstrong data-start=\"1979\" data-end=\"2005\"\u003eStrong salt rejection:\u003c\/strong\u003e Maintains \u003cstrong data-start=\"2016\" data-end=\"2051\"\u003e~98 % stabilized salt rejection\u003c\/strong\u003e to produce water with significantly lower dissolved solids.\u003c\/li\u003e \u003cli data-start=\"2154\" data-end=\"2320\"\u003e\n\u003cstrong data-start=\"2154\" data-end=\"2185\"\u003eEfficient high-flow design:\u003c\/strong\u003e Suitable for systems where water demand is moderate to heavy, without sacrificing performance.\u003c\/li\u003e \u003cli data-start=\"2323\" data-end=\"2475\"\u003e\n\u003cstrong data-start=\"2323\" data-end=\"2347\"\u003eBroad compatibility:\u003c\/strong\u003e Works in most standard 8″ membrane housings, allowing for easier integration or upgrades.\u003c\/li\u003e \u003c\/ul\u003e \u003cp data-start=\"2477\" data-end=\"2658\"\u003eThese features make the TW-8040-HF an excellent membrane for RO systems in settings that require \u003cstrong data-start=\"2574\" data-end=\"2592\"\u003egreater output\u003c\/strong\u003e and \u003cstrong data-start=\"2597\" data-end=\"2628\"\u003ehigh-quality purified water\u003c\/strong\u003e in a compact, efficient form.\u003c\/p\u003e \u003ch3 data-start=\"2665\" data-end=\"2696\"\u003e\u003cstrong data-start=\"2668\" data-end=\"2696\"\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"2698\" data-end=\"2832\"\u003eThe table below summarises the typical test data and operational range for the \u003cstrong data-start=\"2777\" data-end=\"2803\"\u003eRO membrane TW-8040-HF\u003c\/strong\u003e based on industry standards:\u003c\/p\u003e \u003cdiv class=\"TyagGW_tableContainer\"\u003e \u003cdiv class=\"group TyagGW_tableWrapper flex w-fit flex-col-reverse\"\u003e \u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2834\" data-end=\"3873\"\u003e \u003cthead data-start=\"2834\" data-end=\"2869\"\u003e \u003ctr data-start=\"2834\" data-end=\"2869\"\u003e \u003cth data-start=\"2834\" data-end=\"2854\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2836\" data-end=\"2853\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e \u003cth data-start=\"2854\" data-end=\"2869\" data-col-size=\"md\"\u003e\u003cstrong data-start=\"2856\" data-end=\"2867\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"2905\" data-end=\"3873\"\u003e \u003ctr data-start=\"2905\" data-end=\"2943\"\u003e \u003ctd data-start=\"2905\" data-end=\"2917\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2907\" data-end=\"2916\"\u003eModel\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2917\" data-end=\"2943\" data-col-size=\"md\"\u003eRO membrane TW-8040-HF\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2944\" data-end=\"3043\"\u003e \u003ctd data-start=\"2944\" data-end=\"2964\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2946\" data-end=\"2963\"\u003eMembrane Size\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"2964\" data-end=\"3043\" data-col-size=\"md\"\u003e8″ × 40″ (standard industrial format)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3044\" data-end=\"3141\"\u003e \u003ctd data-start=\"3044\" data-end=\"3072\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3046\" data-end=\"3071\"\u003eNominal Permeate Flow\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3072\" data-end=\"3141\" data-col-size=\"md\"\u003e~10 500 GPD (~39.7 m³\/day)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3142\" data-end=\"3221\"\u003e \u003ctd data-start=\"3142\" data-end=\"3174\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3144\" data-end=\"3173\"\u003eStabilized Salt Rejection\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3174\" data-end=\"3221\" data-col-size=\"md\"\u003e~98 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3222\" data-end=\"3306\"\u003e \u003ctd data-start=\"3222\" data-end=\"3242\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3224\" data-end=\"3241\"\u003eTest Pressure\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3242\" data-end=\"3306\" data-col-size=\"md\"\u003e~150 psi (≈10.3 bar)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3307\" data-end=\"3411\"\u003e \u003ctd data-start=\"3307\" data-end=\"3327\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3309\" data-end=\"3326\"\u003eTest Solution\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3327\" data-end=\"3411\" data-col-size=\"md\"\u003e750 ppm NaCl @ 25 °C (standard lab test)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3412\" data-end=\"3528\"\u003e \u003ctd data-start=\"3412\" data-end=\"3437\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3414\" data-end=\"3436\"\u003eOperating pH Range\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3437\" data-end=\"3528\" data-col-size=\"md\"\u003eContinuous: ~2–11, Cleaning (short term): ~1–13\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3529\" data-end=\"3607\"\u003e \u003ctd data-start=\"3529\" data-end=\"3557\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3531\" data-end=\"3556\"\u003eMax Temp (Continuous)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3557\" data-end=\"3607\" data-col-size=\"md\"\u003e~45 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3608\" data-end=\"3689\"\u003e \u003ctd data-start=\"3608\" data-end=\"3627\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3610\" data-end=\"3626\"\u003eMax Pressure\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3627\" data-end=\"3689\" data-col-size=\"md\"\u003e~600 psi (≈41 bar)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3690\" data-end=\"3756\"\u003e \u003ctd data-start=\"3690\" data-end=\"3709\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3692\" data-end=\"3708\"\u003eMax Feed SDI\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3709\" data-end=\"3756\" data-col-size=\"md\"\u003e≤ 5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3757\" data-end=\"3873\"\u003e \u003ctd data-start=\"3757\" data-end=\"3787\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3759\" data-end=\"3786\"\u003eFree Chlorine Tolerance\u003c\/strong\u003e\u003c\/td\u003e \u003ctd data-start=\"3787\" data-end=\"3873\" data-col-size=\"md\"\u003e\u0026lt; 0.1 ppm (requires pre-carbon filtration)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cp data-start=\"3875\" data-end=\"4071\"\u003e*Actual performance will vary with feedwater TDS, temperature, pressure, recovery and system design. Standard testing conditions provide a baseline figure.\u003c\/p\u003e \u003ch3 data-start=\"4078\" data-end=\"4097\"\u003e\u003cstrong data-start=\"4081\" data-end=\"4097\"\u003eHow It Works\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"4099\" data-end=\"4608\"\u003eReverse osmosis membranes like this \u003cstrong data-start=\"4135\" data-end=\"4161\"\u003eRO membrane TW-8040-HF\u003c\/strong\u003e use a \u003cstrong data-start=\"4168\" data-end=\"4212\"\u003esemi-permeable thin-film composite (TFC)\u003c\/strong\u003e film that allows water molecules to pass while rejecting most dissolved salts and contaminants. Under pressure from a pump, feedwater flows across the membrane surface. Clean water (permeate) diffuses through the membrane, while concentrated brine (reject water with higher TDS) exits as waste. This separation process dramatically improves water quality.\u003c\/p\u003e \u003cp data-start=\"4610\" data-end=\"4843\"\u003eFor ideal performance, these membranes should be paired with proper \u003cstrong data-start=\"4678\" data-end=\"4696\"\u003epre-filtration\u003c\/strong\u003e stages (such as sediment and carbon filters) to protect the element from particulates and chlorine damage.\u003c\/p\u003e \u003ch3 data-start=\"4850\" data-end=\"4881\"\u003e\u003cstrong data-start=\"4853\" data-end=\"4881\"\u003eRecommended Applications\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"4883\" data-end=\"4934\"\u003eThis \u003cstrong data-start=\"4888\" data-end=\"4914\"\u003eRO membrane, TW-8040-HF,\u003c\/strong\u003e is well-suited for:\u003c\/p\u003e \u003cul\u003e \u003cli data-start=\"4936\" data-end=\"5224\"\u003e\n\u003cstrong data-start=\"4938\" data-end=\"4976\"\u003eCommercial reverse osmosis systems\u003c\/strong\u003e requiring high daily water output\u003c\/li\u003e \u003cli data-start=\"4936\" data-end=\"5224\"\u003e\n\u003cstrong data-start=\"5015\" data-end=\"5046\"\u003eLarge residential RO plants\u003c\/strong\u003e with increased water demand\u003c\/li\u003e \u003cli data-start=\"4936\" data-end=\"5224\"\u003e\u003cstrong data-start=\"5079\" data-end=\"5123\"\u003eOffice and institutional water purifiers\u003c\/strong\u003e\u003c\/li\u003e \u003cli data-start=\"4936\" data-end=\"5224\"\u003e\u003cstrong data-start=\"5128\" data-end=\"5165\"\u003eFood service and catering systems\u003c\/strong\u003e\u003c\/li\u003e \u003cli data-start=\"4936\" data-end=\"5224\"\u003e\u003cstrong data-start=\"5170\" data-end=\"5224\"\u003ePre-treatment for post-filters or polishing stages\u003c\/strong\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003cp data-start=\"5226\" data-end=\"5400\"\u003eBecause of its high flow rate and robust rejection performance, it’s especially useful where water demand is high and quality matters.\u003c\/p\u003e \u003ch3 data-start=\"5407\" data-end=\"5445\"\u003e\u003cstrong data-start=\"5410\" data-end=\"5445\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"5447\" data-end=\"5489\"\u003eTo maximise performance and membrane life:\u003c\/p\u003e \u003col\u003e \u003cli data-start=\"5494\" data-end=\"5561\"\u003e\n\u003cstrong data-start=\"5494\" data-end=\"5513\"\u003ePre-treat water\u003c\/strong\u003e with appropriate sediment and carbon filters.\u003c\/li\u003e \u003cli data-start=\"5565\" data-end=\"5660\"\u003e\n\u003cstrong data-start=\"5565\" data-end=\"5588\"\u003eFlush new membranes\u003c\/strong\u003e before regular use to remove preservatives and stabilise performance.\u003c\/li\u003e \u003cli data-start=\"5664\" data-end=\"5763\"\u003e\n\u003cstrong data-start=\"5664\" data-end=\"5699\"\u003eMonitor pressure and TDS levels\u003c\/strong\u003e regularly to ensure the system operates within design limits.\u003c\/li\u003e \u003cli data-start=\"5767\" data-end=\"5864\"\u003eReplace the membrane element if the permeate flow drops substantially or salt rejection declines.\u003c\/li\u003e \u003c\/ol\u003e \u003cp data-start=\"5866\" data-end=\"5967\"\u003eProper setup and maintenance help protect the membrane and ensure consistent water quality over time.\u003c\/p\u003e \u003ch3 data-start=\"5974\" data-end=\"5991\"\u003e\u003cstrong data-start=\"5977\" data-end=\"5991\"\u003eConclusion\u003c\/strong\u003e\u003c\/h3\u003e \u003cp data-start=\"5993\" data-end=\"6375\"\u003eThe \u003cstrong data-start=\"5997\" data-end=\"6023\"\u003eRO membrane TW-4040-HF\u003c\/strong\u003e is a reliable, high-flow membrane element that balances \u003cstrong data-start=\"6080\" data-end=\"6099\"\u003eoutput capacity\u003c\/strong\u003e with \u003cstrong data-start=\"6105\" data-end=\"6130\"\u003estrong salt rejection\u003c\/strong\u003e for larger RO systems. Its standard 8040 size and high performance make it a great choice for commercial and demanding residential applications where water purity and production efficiency are priorities.\u003c\/p\u003e","brand":"Monster Mechanical","offers":[{"title":"Default","offer_id":45115709030469,"sku":"8040HF","price":8694.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/8040-industrial-reverse-osmosis-membrane_60805e3a-ca1d-4cd7-aa01-97c4baac725e.jpg?v=1780903308"},{"product_id":"1812-50-gpd-vontron-reverse-osmosis-membrane","title":"1812 50 GPD Vontron Reverse Osmosis Membrane","description":"\u003ch1\u003eVontron 1812 50 GPD RO Membrane – Compact 1.8″×12″\u003c\/h1\u003e \u003cp\u003eThe Vontron 1812 50 GPD RO Membrane is a compact, high-quality reverse osmosis element sized \u003cstrong data-start=\"602\" data-end=\"632\"\u003e1.8″ diameter × 12″ length\u003c\/strong\u003e (designated “1812”), specifically engineered for residential or small point-of-use systems. It delivers approximately \u003cstrong data-start=\"751\" data-end=\"779\"\u003e50 gallons per day (GPD)\u003c\/strong\u003e under standard test conditions, with a stable salt rejection of around \u003cstrong data-start=\"851\" data-end=\"858\"\u003e97%\u003c\/strong\u003e. Designed for low-salinity sources such as municipal tap water or shallow wells, this membrane is ideal when space is limited but water purity remains essential.\u003c\/p\u003e \u003ch3 data-start=\"1067\" data-end=\"1084\"\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1087\" data-end=\"1156\"\u003eCompact 1.8″ × 12″ (1812 format) — perfect for tight installations.\u003c\/li\u003e \u003cli data-start=\"1159\" data-end=\"1256\"\u003eRated output: ~50 GPD (~190 L\/day) under test conditions.\u003c\/li\u003e \u003cli data-start=\"1259\" data-end=\"1367\"\u003eSalt rejection: ~97% stable; minimum ~96% under standard conditions.\u003c\/li\u003e \u003cli data-start=\"1370\" data-end=\"1452\"\u003eLow-pressure design enabling integration into cost-sensitive or smaller systems.\u003c\/li\u003e \u003cli data-start=\"1455\" data-end=\"1551\"\u003eSuitable for residential uses: under-sink, countertop, small lab or office water purification.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1558\" data-end=\"1587\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cdiv class=\"_tableContainer_1rjym_1\"\u003e \u003cdiv class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\"\u003e \u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1589\" data-end=\"3162\"\u003e \u003cthead data-start=\"1589\" data-end=\"1688\"\u003e \u003ctr data-start=\"1589\" data-end=\"1688\"\u003e \u003cth data-start=\"1589\" data-end=\"1624\" data-col-size=\"sm\"\u003eParameter\u003c\/th\u003e \u003cth data-start=\"1624\" data-end=\"1688\" data-col-size=\"md\"\u003eValue\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"1789\" data-end=\"3162\"\u003e \u003ctr data-start=\"1789\" data-end=\"1888\"\u003e \u003ctd data-start=\"1789\" data-end=\"1824\" data-col-size=\"sm\"\u003eModel\u003c\/td\u003e \u003ctd data-start=\"1824\" data-end=\"1888\" data-col-size=\"md\"\u003eULP1812-50\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1889\" data-end=\"1988\"\u003e \u003ctd data-start=\"1889\" data-end=\"1924\" data-col-size=\"sm\"\u003eFormat\u003c\/td\u003e \u003ctd data-start=\"1924\" data-end=\"1988\" data-col-size=\"md\"\u003e1.8″ diameter × 12″ length\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1989\" data-end=\"2097\"\u003e \u003ctd data-start=\"1989\" data-end=\"2024\" data-col-size=\"sm\"\u003eRated Permeate Flow\u003c\/td\u003e \u003ctd data-start=\"2024\" data-end=\"2097\" data-col-size=\"md\"\u003e~50 GPD (~190 L\/day)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2098\" data-end=\"2196\"\u003e \u003ctd data-start=\"2098\" data-end=\"2133\" data-col-size=\"sm\"\u003eStable Salt Rejection\u003c\/td\u003e \u003ctd data-start=\"2133\" data-end=\"2196\" data-col-size=\"md\"\u003e≈ 97%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2197\" data-end=\"2295\"\u003e \u003ctd data-start=\"2197\" data-end=\"2232\" data-col-size=\"sm\"\u003eMinimum Salt Rejection\u003c\/td\u003e \u003ctd data-start=\"2232\" data-end=\"2295\" data-col-size=\"md\"\u003e≈ 96%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2296\" data-end=\"2429\"\u003e \u003ctd data-start=\"2296\" data-end=\"2331\" data-col-size=\"sm\"\u003eTest Conditions\u003c\/td\u003e \u003ctd data-start=\"2331\" data-end=\"2429\" data-col-size=\"md\"\u003e60 psi (~0.41 MPa), 25 °C, 250–500 ppm NaCl, pH ~6.5–7.5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2430\" data-end=\"2551\"\u003e \u003ctd data-start=\"2430\" data-end=\"2465\" data-col-size=\"sm\"\u003eMaximum Feed Pressure\u003c\/td\u003e \u003ctd data-start=\"2465\" data-end=\"2551\" data-col-size=\"md\"\u003e~200 psi (~2.0 MPa)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2552\" data-end=\"2650\"\u003e \u003ctd data-start=\"2552\" data-end=\"2587\" data-col-size=\"sm\"\u003eMaximum Feed Temperature\u003c\/td\u003e \u003ctd data-start=\"2587\" data-end=\"2650\" data-col-size=\"md\"\u003e45 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2651\" data-end=\"2749\"\u003e \u003ctd data-start=\"2651\" data-end=\"2686\" data-col-size=\"sm\"\u003eMaximum SDI (Silt Density Index)\u003c\/td\u003e \u003ctd data-start=\"2686\" data-end=\"2749\" data-col-size=\"md\"\u003e≤ 5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2750\" data-end=\"2848\"\u003e \u003ctd data-start=\"2750\" data-end=\"2785\" data-col-size=\"sm\"\u003eFree Chlorine in Feed\u003c\/td\u003e \u003ctd data-start=\"2785\" data-end=\"2848\" data-col-size=\"md\"\u003e\u0026lt; 0.1 ppm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2849\" data-end=\"2947\"\u003e \u003ctd data-start=\"2849\" data-end=\"2884\" data-col-size=\"sm\"\u003eFeed pH Range (Operation)\u003c\/td\u003e \u003ctd data-start=\"2884\" data-end=\"2947\" data-col-size=\"md\"\u003e3 – 10\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2948\" data-end=\"3046\"\u003e \u003ctd data-start=\"2948\" data-end=\"2983\" data-col-size=\"sm\"\u003eFeed pH Range (Cleaning)\u003c\/td\u003e \u003ctd data-start=\"2983\" data-end=\"3046\" data-col-size=\"md\"\u003e2 – 11\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3047\" data-end=\"3162\"\u003e \u003ctd data-start=\"3047\" data-end=\"3087\" data-col-size=\"sm\"\u003eMaximum Pressure Drop Single Membrane\u003c\/td\u003e \u003ctd data-start=\"3087\" data-end=\"3162\" data-col-size=\"md\"\u003e~10 psi (~0.07 MPa)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e \u003ch3 data-start=\"3169\" data-end=\"3221\"\u003eWhy Choose the Vontron 1812 50 GPD RO Membrane?\u003c\/h3\u003e \u003cp data-start=\"3222\" data-end=\"3632\"\u003eOpting for the Vontron 1812 50 GPD RO Membrane means choosing a \u003cstrong data-start=\"3286\" data-end=\"3302\"\u003espace-saving\u003c\/strong\u003e, \u003cstrong data-start=\"3304\" data-end=\"3323\"\u003ehigh-efficiency\u003c\/strong\u003e RO element that delivers meaningful purification in a compact format. Because it’s designed for low-salinity feed water and works at modest pressure, it’s ideal for residential installations where footprint and cost matter. The strong rejection rate ensures water quality without needing oversized systems.\u003c\/p\u003e \u003ch3 data-start=\"3639\" data-end=\"3675\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003col\u003e \u003cli data-start=\"3679\" data-end=\"3771\"\u003ePre-treat feed water: ensure SDI ≤ 5 and free chlorine \u0026lt; 0.1 ppm to protect membrane life.\u003c\/li\u003e \u003cli data-start=\"3775\" data-end=\"3866\"\u003eOn first use, flush the new membrane per manufacturer guidelines; discard early permeate.\u003c\/li\u003e \u003cli data-start=\"3870\" data-end=\"3991\"\u003eMonitor the permeate flow and salt rejection; if performance drops significantly, check for fouling, scaling or damage.\u003c\/li\u003e \u003cli data-start=\"3995\" data-end=\"4088\"\u003eMaintain temperature, pressure, and pH within specified limits to prolong membrane lifespan.\u003c\/li\u003e \u003cli data-start=\"4092\" data-end=\"4197\"\u003eIf the membrane will be unused for some time, store it \u003cstrong data-start=\"4147\" data-end=\"4194\"\u003ewet or in an approved preservative solution\u003c\/strong\u003e.\u003c\/li\u003e \u003c\/ol\u003e","brand":"Vontron","offers":[{"title":"Default","offer_id":45115709063237,"sku":"ULP1812-50","price":191.27,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/vontronulp-1812-50.jpg?v=1780903309"},{"product_id":"1812-75-gpd-vontron-reverse-osmosis-membrane","title":"1812 75 GPD Vontron Reverse Osmosis Membrane","description":"\u003ch1 data-start=\"444\" data-end=\"965\"\u003eVontron 1812 75 GPD RO Membrane\n\u003c\/h1\u003e \u003cp data-start=\"444\" data-end=\"965\"\u003eThe Vontron 1812 75 GPD RO Membrane is a high‑efficiency reverse osmosis element built for compact and residential systems. Featuring a \u003cstrong data-start=\"580\" data-end=\"610\"\u003e1.8″ diameter × 12″ length\u003c\/strong\u003e (1812 format), it delivers approximately \u003cstrong data-start=\"652\" data-end=\"680\"\u003e75 gallons per day (GPD)\u003c\/strong\u003eunder standard conditions with a stable salt rejection of around \u003cstrong data-start=\"746\" data-end=\"757\"\u003e97%–98%\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/www.lenntech.com\/Data-sheets\/Vontron-ULP1812-75-L.pdf?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eLenntech\u003c\/span\u003e\u003cspan class=\"-me-1 flex h-full items-center rounded-full px-1 text-[#8F8F8F]\"\u003e+1\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr data-start=\"796\" data-end=\"799\"\u003eDesigned for extra‑low pressure operation, this membrane is well‑suited to homes, offices, and light commercial setups where space is tight but performance is needed.\u003c\/p\u003e \u003ch3 data-start=\"972\" data-end=\"989\"\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"992\" data-end=\"1073\"\u003eCompact \u003cstrong data-start=\"1000\" data-end=\"1019\"\u003e1.8″×12″ (1812)\u003c\/strong\u003e size fits smaller housings and tight installations.\u003c\/li\u003e \u003cli data-start=\"1076\" data-end=\"1179\"\u003eTypical output ~75 GPD (~280 litres\/day) under test conditions.\u003c\/li\u003e \u003cli data-start=\"1182\" data-end=\"1287\"\u003eStable salt rejection ~97.5% minimum at standard test conditions.\u003c\/li\u003e \u003cli data-start=\"1290\" data-end=\"1388\"\u003eOperating temperature up to 45 °C and SDI requirement ≤ 5.\u003c\/li\u003e \u003cli data-start=\"1391\" data-end=\"1466\"\u003eIdeal for low‑salinity feed water (tap or well) and residential RO systems.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1473\" data-end=\"1502\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cdiv class=\"_tableContainer_1rjym_1\"\u003e \u003cdiv class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\"\u003e \u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1504\" data-end=\"2536\"\u003e \u003cthead data-start=\"1504\" data-end=\"1548\"\u003e \u003ctr data-start=\"1504\" data-end=\"1548\"\u003e \u003cth data-start=\"1504\" data-end=\"1539\" data-col-size=\"sm\"\u003eParameter\u003c\/th\u003e \u003cth data-start=\"1539\" data-end=\"1548\" data-col-size=\"md\"\u003eValue\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"1594\" data-end=\"2536\"\u003e \u003ctr data-start=\"1594\" data-end=\"1640\"\u003e \u003ctd data-start=\"1594\" data-end=\"1629\" data-col-size=\"sm\"\u003eModel\u003c\/td\u003e \u003ctd data-start=\"1629\" data-end=\"1640\" data-col-size=\"md\"\u003e1812‑75\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1641\" data-end=\"1706\"\u003e \u003ctd data-start=\"1641\" data-end=\"1676\" data-col-size=\"sm\"\u003eFormat\u003c\/td\u003e \u003ctd data-start=\"1676\" data-end=\"1706\" data-col-size=\"md\"\u003e1.8″ diameter × 12″ length\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1707\" data-end=\"1804\"\u003e \u003ctd data-start=\"1707\" data-end=\"1742\" data-col-size=\"sm\"\u003eRated Permeate Flow\u003c\/td\u003e \u003ctd data-start=\"1742\" data-end=\"1804\" data-col-size=\"md\"\u003e~75 GPD (~281 L\/day)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1805\" data-end=\"1890\"\u003e \u003ctd data-start=\"1805\" data-end=\"1840\" data-col-size=\"sm\"\u003eStable Salt Rejection\u003c\/td\u003e \u003ctd data-start=\"1840\" data-end=\"1890\" data-col-size=\"md\"\u003e≥ ~97.5%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1891\" data-end=\"1972\"\u003e \u003ctd data-start=\"1891\" data-end=\"1926\" data-col-size=\"sm\"\u003eMin Salt Rejection\u003c\/td\u003e \u003ctd data-start=\"1926\" data-end=\"1972\" data-col-size=\"md\"\u003e~96%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1973\" data-end=\"2103\"\u003e \u003ctd data-start=\"1973\" data-end=\"2008\" data-col-size=\"sm\"\u003eTest Conditions\u003c\/td\u003e \u003ctd data-start=\"2008\" data-end=\"2103\" data-col-size=\"md\"\u003e60 psi (~0.41 MPa), 25 °C, 250 ppm NaCl, recovery 15%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2104\" data-end=\"2200\"\u003e \u003ctd data-start=\"2104\" data-end=\"2139\" data-col-size=\"sm\"\u003eMax Feed Pressure\u003c\/td\u003e \u003ctd data-start=\"2139\" data-end=\"2200\" data-col-size=\"md\"\u003e~200 psi (~2.0 MPa)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2201\" data-end=\"2285\"\u003e \u003ctd data-start=\"2201\" data-end=\"2236\" data-col-size=\"sm\"\u003eMax Feed Temperature\u003c\/td\u003e \u003ctd data-start=\"2236\" data-end=\"2285\" data-col-size=\"md\"\u003e45 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2286\" data-end=\"2368\"\u003e \u003ctd data-start=\"2286\" data-end=\"2321\" data-col-size=\"sm\"\u003eMax SDI\u003c\/td\u003e \u003ctd data-start=\"2321\" data-end=\"2368\" data-col-size=\"md\"\u003e≤ 5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2369\" data-end=\"2452\"\u003e \u003ctd data-start=\"2369\" data-end=\"2404\" data-col-size=\"sm\"\u003eFeed Water pH Range (Normal)\u003c\/td\u003e \u003ctd data-start=\"2404\" data-end=\"2452\" data-col-size=\"md\"\u003e3–10\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2453\" data-end=\"2536\"\u003e \u003ctd data-start=\"2453\" data-end=\"2488\" data-col-size=\"sm\"\u003eFeed Water pH Range (Cleaning)\u003c\/td\u003e \u003ctd data-start=\"2488\" data-end=\"2536\" data-col-size=\"md\"\u003e2–11\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e \u003ch3 data-start=\"2543\" data-end=\"2595\"\u003eWhy Choose the Vontron 1812 75 GPD RO Membrane?\u003c\/h3\u003e \u003cp data-start=\"2596\" data-end=\"3014\"\u003eIf you need an efficient, compact, and high‑quality RO membrane for residential use, the Vontron 1812 75 GPD stands out. Its ultra‑low pressure design helps keep pump and energy requirements down, while its solid salt rejection ensures excellent water quality. With its 1.8″×12″ size, it integrates easily into standard small‑format RO housings—making upgrades, replacements, or new installs both simple and effective.\u003c\/p\u003e \u003ch3 data-start=\"3021\" data-end=\"3057\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003cul data-start=\"3058\" data-end=\"3510\"\u003e \u003cli data-start=\"3058\" data-end=\"3134\"\u003e \u003cp data-start=\"3060\" data-end=\"3134\"\u003eAlways pre‑treat feed water: ensure SDI ≤ 5 and free chlorine \u0026lt; 0.1 ppm.\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"3135\" data-end=\"3236\"\u003e \u003cp data-start=\"3137\" data-end=\"3236\"\u003eOn initial use, flush the membrane as per Vontron guidelines; discard the first tank of permeate.\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"3237\" data-end=\"3338\"\u003e \u003cp data-start=\"3239\" data-end=\"3338\"\u003eMonitor permeate flow and rejection rate periodically—sharp drops may indicate fouling or damage.\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"3339\" data-end=\"3422\"\u003e \u003cp data-start=\"3341\" data-end=\"3422\"\u003eClean and replace when needed; stay within temperature, pressure and pH limits.\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"3423\" data-end=\"3510\"\u003e \u003cp data-start=\"3425\" data-end=\"3510\"\u003eStore the membrane wet or in the recommended preservative if unused for long periods.\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e","brand":"Vontron","offers":[{"title":"Default","offer_id":45115709096005,"sku":"ULP1812-75","price":207.21,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/vontronulp-1812-50_1842cba3-535d-4f2a-bdb0-9d610260d284.jpg?v=1780903310"},{"product_id":"1812-100-gpd-vontron-reverse-osmosis-membrane","title":"1812 100 GPD Vontron Reverse Osmosis Membrane","description":"\u003ch1 data-start=\"164\" data-end=\"213\"\u003eVontron 1812 100 GPD RO Membrane – 1.8″ x 12″\u003c\/h1\u003e \u003cp data-start=\"215\" data-end=\"606\"\u003eThe \u003cstrong data-start=\"219\" data-end=\"247\"\u003eVontron 1812 RO Membrane\u003c\/strong\u003e is a premium \u003cstrong data-start=\"261\" data-end=\"291\"\u003e1.8″ diameter × 12″ length\u003c\/strong\u003e reverse osmosis membrane designed for residential and small-scale commercial RO systems. Offering reliable performance, this 100 GPD membrane efficiently removes dissolved salts, chlorine, and other impurities from tap and well water, providing clean, crisp, and safe drinking water for your household or business.\u003c\/p\u003e \u003ch4 data-start=\"608\" data-end=\"637\"\u003eKey Features \u0026amp; Benefits:\u003c\/h4\u003e \u003cul\u003e \u003cli data-start=\"640\" data-end=\"772\"\u003e\n\u003cstrong data-start=\"640\" data-end=\"664\"\u003eHigh Salt Rejection:\u003c\/strong\u003e Achieves up to \u003cstrong data-start=\"680\" data-end=\"702\"\u003e97% salt rejection\u003c\/strong\u003e, ensuring purified water with reduced total dissolved solids (TDS).\u003c\/li\u003e \u003cli data-start=\"775\" data-end=\"863\"\u003e\n\u003cstrong data-start=\"775\" data-end=\"794\"\u003eCompact Design:\u003c\/strong\u003e Its \u003cstrong data-start=\"799\" data-end=\"818\"\u003e1.8″ × 12″ size\u003c\/strong\u003e fits most standard 1812 membrane housings.\u003c\/li\u003e \u003cli data-start=\"866\" data-end=\"995\"\u003e\n\u003cstrong data-start=\"866\" data-end=\"889\"\u003eReliable Flow Rate:\u003c\/strong\u003e Produces approximately \u003cstrong data-start=\"913\" data-end=\"936\"\u003e100 gallons per day\u003c\/strong\u003e, ideal for homes, small offices, and under-sink systems.\u003c\/li\u003e \u003cli data-start=\"998\" data-end=\"1142\"\u003e\n\u003cstrong data-start=\"998\" data-end=\"1023\"\u003eDurable Construction:\u003c\/strong\u003e Made from high-quality thin-film composite (TFC) material for long-lasting performance and consistent water quality.\u003c\/li\u003e \u003cli data-start=\"1145\" data-end=\"1258\"\u003e\n\u003cstrong data-start=\"1145\" data-end=\"1167\"\u003eEasy Installation:\u003c\/strong\u003e Fits standard RO housings with minimal effort, making maintenance simple and convenient.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1539\" data-end=\"1568\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cdiv class=\"_tableContainer_1rjym_1\"\u003e \u003cdiv class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\"\u003e \u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1570\" data-end=\"3128\"\u003e \u003cthead data-start=\"1570\" data-end=\"1651\"\u003e \u003ctr data-start=\"1570\" data-end=\"1651\"\u003e \u003cth data-start=\"1570\" data-end=\"1605\" data-col-size=\"sm\"\u003eParameter\u003c\/th\u003e \u003cth data-start=\"1605\" data-end=\"1651\" data-col-size=\"md\"\u003eValue\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"1734\" data-end=\"3128\"\u003e \u003ctr data-start=\"1734\" data-end=\"1816\"\u003e \u003ctd data-start=\"1734\" data-end=\"1769\" data-col-size=\"sm\"\u003eModel\u003c\/td\u003e \u003ctd data-start=\"1769\" data-end=\"1816\" data-col-size=\"md\"\u003e1812 100 GPD\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1817\" data-end=\"1921\"\u003e \u003ctd data-start=\"1817\" data-end=\"1852\" data-col-size=\"sm\"\u003eTypical Permeate Flow\u003c\/td\u003e \u003ctd data-start=\"1852\" data-end=\"1921\" data-col-size=\"md\"\u003e~100 GPD (~380 L\/day)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1922\" data-end=\"2027\"\u003e \u003ctd data-start=\"1922\" data-end=\"1957\" data-col-size=\"sm\"\u003eActive Film Area\u003c\/td\u003e \u003ctd data-start=\"1957\" data-end=\"2027\" data-col-size=\"md\"\u003e~5.0 ft² (~0.46 m²)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2028\" data-end=\"2132\"\u003e \u003ctd data-start=\"2028\" data-end=\"2063\" data-col-size=\"sm\"\u003eTypical Salt Rejection (Stable)\u003c\/td\u003e \u003ctd data-start=\"2063\" data-end=\"2132\" data-col-size=\"md\"\u003e~97%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2133\" data-end=\"2237\"\u003e \u003ctd data-start=\"2133\" data-end=\"2168\" data-col-size=\"sm\"\u003eMinimum Salt Rejection\u003c\/td\u003e \u003ctd data-start=\"2168\" data-end=\"2237\" data-col-size=\"md\"\u003e~96%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2238\" data-end=\"2370\"\u003e \u003ctd data-start=\"2238\" data-end=\"2273\" data-col-size=\"sm\"\u003eTest Conditions\u003c\/td\u003e \u003ctd data-start=\"2273\" data-end=\"2370\" data-col-size=\"md\"\u003e60 psi (~0.41 MPa), 25 °C, 250–500 ppm NaCl, pH 6.5–8.5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2371\" data-end=\"2476\"\u003e \u003ctd data-start=\"2371\" data-end=\"2406\" data-col-size=\"sm\"\u003eMax Operating Pressure\u003c\/td\u003e \u003ctd data-start=\"2406\" data-end=\"2476\" data-col-size=\"md\"\u003e~200 psi (~2.0 MPa)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2477\" data-end=\"2584\"\u003e \u003ctd data-start=\"2477\" data-end=\"2512\" data-col-size=\"sm\"\u003eMax Feed Temperature\u003c\/td\u003e \u003ctd data-start=\"2512\" data-end=\"2584\" data-col-size=\"md\"\u003e45 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2585\" data-end=\"2692\"\u003e \u003ctd data-start=\"2585\" data-end=\"2620\" data-col-size=\"sm\"\u003eMax SDI\u003c\/td\u003e \u003ctd data-start=\"2620\" data-end=\"2692\" data-col-size=\"md\"\u003e≤ 5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2693\" data-end=\"2803\"\u003e \u003ctd data-start=\"2693\" data-end=\"2728\" data-col-size=\"sm\"\u003eFree Chlorine Tolerance\u003c\/td\u003e \u003ctd data-start=\"2728\" data-end=\"2803\" data-col-size=\"md\"\u003e\u0026lt; 0.1 mg\/L (~0.1 ppm)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2804\" data-end=\"2911\"\u003e \u003ctd data-start=\"2804\" data-end=\"2839\" data-col-size=\"sm\"\u003eFeed pH Range (Continuous)\u003c\/td\u003e \u003ctd data-start=\"2839\" data-end=\"2911\" data-col-size=\"md\"\u003e3–10\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2912\" data-end=\"3019\"\u003e \u003ctd data-start=\"2912\" data-end=\"2950\" data-col-size=\"sm\"\u003eFeed pH Range (Short‑Term Cleaning)\u003c\/td\u003e \u003ctd data-col-size=\"md\" data-start=\"2950\" data-end=\"3019\"\u003e2–11\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3020\" data-end=\"3128\"\u003e \u003ctd data-start=\"3020\" data-end=\"3058\" data-col-size=\"sm\"\u003eMax Pressure Drop (Single Membrane)\u003c\/td\u003e \u003ctd data-start=\"3058\" data-end=\"3128\" data-col-size=\"md\"\u003e~10 psi (~0.07 MPa)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e \u003ch3 data-start=\"3135\" data-end=\"3188\"\u003eWhy Choose the Vontron 1812 100 GPD RO Membrane?\u003c\/h3\u003e \u003cp data-start=\"3189\" data-end=\"3594\"\u003eWith its compact size, low‑pressure design, and strong performance specs, this membrane is a smart choice for home RO systems and light commercial use. It offers reliable water purification without the need for large vessels or high‑pressure pumps. For installations where space is limited and performance is essential, the Vontron 1812 delivers efficient, high‑quality output in a manageable footprint.\u003c\/p\u003e \u003ch3 data-start=\"3601\" data-end=\"3637\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"3641\" data-end=\"3731\"\u003e\n\u003cstrong data-start=\"3641\" data-end=\"3671\"\u003ePre‑treatment is essential\u003c\/strong\u003e: feed water should meet SDI ≤ 5, free chlorine \u0026lt; 0.1 ppm.\u003c\/li\u003e \u003cli data-start=\"3735\" data-end=\"3841\"\u003eOn startup, flush the new membrane in accordance with manufacturer guidelines; discard initial permeate.\u003c\/li\u003e \u003cli data-start=\"3845\" data-end=\"3978\"\u003e\n\u003cstrong data-start=\"3845\" data-end=\"3868\"\u003eMonitor performance\u003c\/strong\u003e: track permeate flow and salt rejection — significant drops may signal fouling, scaling or membrane damage.\u003c\/li\u003e \u003cli data-start=\"3982\" data-end=\"4095\"\u003e\n\u003cstrong data-start=\"3982\" data-end=\"3997\"\u003eMaintenance\u003c\/strong\u003e: Follow cleaning schedule, respect pH and temperature limits; replace when performance degrade.\u003c\/li\u003e \u003cli data-start=\"4099\" data-end=\"4202\"\u003e\n\u003cstrong data-start=\"4099\" data-end=\"4110\"\u003eStorage\u003c\/strong\u003e: If offline, keep the membrane wet or store in appropriate sterilant to avoid drying out.\u003c\/li\u003e \u003c\/ul\u003e","brand":"Vontron","offers":[{"title":"Default","offer_id":45115709128773,"sku":"ULP1812-100","price":239.09,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/vontronulp-1812-100.jpg?v=1780903311"},{"product_id":"vontron-reverse-osmosis-membrane-ulp21-2540","title":"Vontron Reverse Osmosis Membrane ULP21-2540","description":"\u003ch1 data-start=\"475\" data-end=\"997\"\u003eVontron ULP21‑2540 RO Membrane – Ultra‑Low Pressure 2.5″×40″\u003c\/h1\u003e \u003cp data-start=\"475\" data-end=\"997\"\u003eThe Vontron ULP21‑2540 RO Membrane is part of the ULP (Ultra‑Low Pressure) series by Vontron. This \u003cstrong data-start=\"574\" data-end=\"589\"\u003eRO membrane\u003c\/strong\u003e is built for low‑TDS and municipal water applications, delivering reliable filtration with reduced operating pressure. Specifically, the ULP21‑2540 offers ~750 GPD (~2.8 m³\/day) nominal permeate flow and ~99% stable salt rejection in a compact 2.5″×40″ (2540) size. It’s ideal for applications where space is limited or where energy and pump cost reduction is required.\u003c\/p\u003e \u003ch3 data-start=\"1004\" data-end=\"1021\"\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1024\" data-end=\"1164\"\u003eUltra‑low pressure operation — works at roughly 2\/3 the pressure of standard low‑pressure membranes.\u003c\/li\u003e \u003cli data-start=\"1167\" data-end=\"1272\"\u003eCapacity: ~750 GPD and ~99% salt rejection under test conditions.\u003c\/li\u003e \u003cli data-start=\"1275\" data-end=\"1360\"\u003eCompact size: 2.5″ diameter × 40″ length fits smaller vessels and retrofit systems.\u003c\/li\u003e \u003cli data-start=\"1363\" data-end=\"1476\"\u003eDesigned for feedwater TDS \u0026lt; 2000 ppm (surface, underground, municipal).\u003c\/li\u003e \u003cli data-start=\"1479\" data-end=\"1611\"\u003eDurable design: Max operating pressure ~600 psi (~4.14 MPa) and feed temperature max ~45 °C.\u003c\/li\u003e \u003cli data-start=\"1618\" data-end=\"1647\"\u003eTechnical Specifications\u003c\/li\u003e \u003c\/ul\u003e \u003cdiv class=\"_tableContainer_1rjym_1\"\u003e \u003cdiv class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\"\u003e \u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1649\" data-end=\"2653\"\u003e \u003cthead data-start=\"1649\" data-end=\"1716\"\u003e \u003ctr data-start=\"1649\" data-end=\"1716\"\u003e \u003cth data-start=\"1649\" data-end=\"1681\" data-col-size=\"sm\"\u003eParameter\u003c\/th\u003e \u003cth data-start=\"1681\" data-end=\"1716\" data-col-size=\"md\"\u003eValue\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"1784\" data-end=\"2653\"\u003e \u003ctr data-start=\"1784\" data-end=\"1850\"\u003e \u003ctd data-start=\"1784\" data-end=\"1815\" data-col-size=\"sm\"\u003eModel\u003c\/td\u003e \u003ctd data-start=\"1815\" data-end=\"1850\" data-col-size=\"md\"\u003eULP21‑2540\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1851\" data-end=\"1941\"\u003e \u003ctd data-start=\"1851\" data-end=\"1882\" data-col-size=\"sm\"\u003eActive Membrane Area\u003c\/td\u003e \u003ctd data-start=\"1882\" data-end=\"1941\" data-col-size=\"md\"\u003e~30 ft² (~2.8 m²)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"1942\" data-end=\"2037\"\u003e \u003ctd data-start=\"1942\" data-end=\"1973\" data-col-size=\"sm\"\u003eRated Permeate Flow\u003c\/td\u003e \u003ctd data-start=\"1973\" data-end=\"2037\" data-col-size=\"md\"\u003e~750 GPD (~2.8 m³\/day)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2038\" data-end=\"2104\"\u003e \u003ctd data-start=\"2038\" data-end=\"2069\" data-col-size=\"sm\"\u003eStable Salt Rejection Rate\u003c\/td\u003e \u003ctd data-start=\"2069\" data-end=\"2104\" data-col-size=\"md\"\u003e~99.0%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2105\" data-end=\"2198\"\u003e \u003ctd data-start=\"2105\" data-end=\"2136\" data-col-size=\"sm\"\u003eMaximum Operating Pressure\u003c\/td\u003e \u003ctd data-start=\"2136\" data-end=\"2198\" data-col-size=\"md\"\u003e~600 psi (~4.14 MPa)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2199\" data-end=\"2265\"\u003e \u003ctd data-start=\"2199\" data-end=\"2230\" data-col-size=\"sm\"\u003eMaximum Feed Temperature\u003c\/td\u003e \u003ctd data-start=\"2230\" data-end=\"2265\" data-col-size=\"md\"\u003e~45 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2266\" data-end=\"2332\"\u003e \u003ctd data-start=\"2266\" data-end=\"2297\" data-col-size=\"sm\"\u003eMaximum SDI\u003c\/td\u003e \u003ctd data-start=\"2297\" data-end=\"2332\" data-col-size=\"md\"\u003e≤ 5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2333\" data-end=\"2439\"\u003e \u003ctd data-start=\"2333\" data-end=\"2364\" data-col-size=\"sm\"\u003epH Range (Operation)\u003c\/td\u003e \u003ctd data-start=\"2364\" data-end=\"2439\" data-col-size=\"md\"\u003e3 – 10\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2440\" data-end=\"2546\"\u003e \u003ctd data-start=\"2440\" data-end=\"2471\" data-col-size=\"sm\"\u003epH Range (Cleaning)\u003c\/td\u003e \u003ctd data-start=\"2471\" data-end=\"2546\" data-col-size=\"md\"\u003e2 – 12\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2547\" data-end=\"2653\"\u003e \u003ctd data-start=\"2547\" data-end=\"2578\" data-col-size=\"sm\"\u003eMax Free Chlorine in Feed\u003c\/td\u003e \u003ctd data-start=\"2578\" data-end=\"2653\" data-col-size=\"md\"\u003e\u0026lt; 0.1 ppm\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e \u003ch3 data-start=\"2660\" data-end=\"2711\"\u003eWhy Choose the Vontron ULP21‑2540 RO Membrane?\u003c\/h3\u003e \u003cp data-start=\"2712\" data-end=\"3111\"\u003eIf you’re looking for a compact membrane that offers strong performance with lower system pressure and energy cost, the Vontron ULP21‑2540 fits the bill. Because the element is designed for municipal or low‑salinity sources, you avoid the expense of higher‑pressure systems and oversized equipment. Moreover, its standard 2.5″×40″ size makes it easy to integrate into smaller or retrofit RO vessels.\u003c\/p\u003e \u003ch3 data-start=\"3118\" data-end=\"3154\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003col\u003e \u003cli data-start=\"3158\" data-end=\"3248\"\u003eEnsure proper pre‑treatment: feed water should meet SDI ≤ 5 and free chlorine \u0026lt; 0.1 ppm.\u003c\/li\u003e \u003cli data-start=\"3252\" data-end=\"3435\"\u003eOn first use, flush the new membrane: 15‑25 minutes at low pressure, then 60‑90 minutes at full pressure; discard the first hour of permeate. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/vontron.com.tr\/wp-content\/uploads\/2024\/12\/ULP21-25401.pdf?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between overflow-hidden\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eVontron Türkiye\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e \u003cli data-start=\"3439\" data-end=\"3530\"\u003eMonitor permeate flow and salt rejection; a drop may indicate fouling or membrane damage.\u003c\/li\u003e \u003cli data-start=\"3534\" data-end=\"3625\"\u003eClean according to manufacturer guidelines; always stay within pH and temperature limits.\u003c\/li\u003e \u003cli data-start=\"3629\" data-end=\"3733\"\u003eStore spare membranes wet or in preservative solution (for example, 1% sodium bisulfite) when not in use.\u003c\/li\u003e \u003c\/ol\u003e","brand":"Vontron","offers":[{"title":"Default Title","offer_id":45174167502917,"sku":"ULP21-2540","price":1883.7,"currency_code":"ZAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/2540-industrial-reverse-osmosis-membrane_a4f4f2be-4fa5-4656-97a7-6c28926b2248.jpg?v=1780903312"},{"product_id":"vontron-reverse-osmosis-membrane-ulp31-4040","title":"Vontron Reverse Osmosis Membrane ULP31-4040","description":"\u003ch1 data-start=\"478\" data-end=\"1129\"\u003eVontron ULP31‑4040 RO Membrane – Ultra‑Low Pressure 4″×40″\u003c\/h1\u003e \u003cp data-start=\"478\" data-end=\"1129\"\u003eThe Vontron ULP31‑4040 RO Membrane is an ultra-low-pressure reverse osmosis element that delivers high performance in a compact format. With this \u003cstrong data-start=\"624\" data-end=\"647\"\u003eVontron RO Membrane\u003c\/strong\u003e, you get around 1,900 GPD (~7.2 m³\/day) under ideal conditions, along with ~99% rejection, making it a strong choice for surface water, municipal, and low‑TDS applications. It operates at considerably lower pressure than standard membranes — thereby reducing infrastructure and energy costs. The 4″ × 40″ “4040” size ensures compatibility with common vessels and easier integration into existing RO systems.\u003c\/p\u003e \u003ch3 data-start=\"1136\" data-end=\"1191\"\u003eKey Features of the Vontron ULP31‑4040 RO Membrane\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1194\" data-end=\"1330\"\u003eUltra‑low-pressure design: works at approximately two‑thirds the pressure of standard membranes.\u003c\/li\u003e \u003cli data-start=\"1333\" data-end=\"1446\"\u003eHighly stable rejection (~99.4%) with a minimum of ~99.0% under test conditions.\u003c\/li\u003e \u003cli data-start=\"1449\" data-end=\"1548\"\u003eRated average permeate ~1,900 GPD under testing conditions.\u003c\/li\u003e \u003cli data-start=\"1551\" data-end=\"1673\"\u003eSuitable for feedwater TDS up to ~2,000 ppm NaCl (municipal, surface, or borehole).\u003c\/li\u003e \u003cli data-start=\"1676\" data-end=\"1736\"\u003eCompact 4″ diameter × 40″ length fits standard RO vessels.\u003c\/li\u003e \u003cli data-start=\"1739\" data-end=\"1880\"\u003eRobust operating limits: Max pressure ~600 psi (4.14 MPa), max feed temperature ~45 °C, feed SDI ≤ 5.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1887\" data-end=\"1916\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cdiv class=\"_tableContainer_1rjym_1\"\u003e \u003cdiv class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\"\u003e \u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1918\" data-end=\"3566\"\u003e \u003cthead data-start=\"1918\" data-end=\"1996\"\u003e \u003ctr data-start=\"1918\" data-end=\"1996\"\u003e \u003cth data-start=\"1918\" data-end=\"1950\" data-col-size=\"sm\"\u003eParameter\u003c\/th\u003e \u003cth data-start=\"1950\" data-end=\"1996\" data-col-size=\"md\"\u003eValue\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"2075\" data-end=\"3566\"\u003e \u003ctr data-start=\"2075\" data-end=\"2153\"\u003e \u003ctd data-start=\"2075\" data-end=\"2106\" data-col-size=\"sm\"\u003eModel\u003c\/td\u003e \u003ctd data-start=\"2106\" data-end=\"2153\" data-col-size=\"md\"\u003eULP31‑4040\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2154\" data-end=\"2270\"\u003e \u003ctd data-start=\"2154\" data-end=\"2185\" data-col-size=\"sm\"\u003eActive Membrane Area\u003c\/td\u003e \u003ctd data-start=\"2185\" data-end=\"2270\" data-col-size=\"md\"\u003e≈ 90 ft² (≈8.4 m²)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2271\" data-end=\"2386\"\u003e \u003ctd data-start=\"2271\" data-end=\"2302\" data-col-size=\"sm\"\u003eRated Permeate Flow\u003c\/td\u003e \u003ctd data-start=\"2302\" data-end=\"2386\" data-col-size=\"md\"\u003e~1,900 GPD (~7.2 m³\/day)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2387\" data-end=\"2504\"\u003e \u003ctd data-start=\"2387\" data-end=\"2418\" data-col-size=\"sm\"\u003eStable Rejection Rate\u003c\/td\u003e \u003ctd data-start=\"2418\" data-end=\"2504\" data-col-size=\"md\"\u003e≈ 99.4%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2505\" data-end=\"2622\"\u003e \u003ctd data-start=\"2505\" data-end=\"2536\" data-col-size=\"sm\"\u003eMinimum Rejection Rate\u003c\/td\u003e \u003ctd data-start=\"2536\" data-end=\"2622\" data-col-size=\"md\"\u003e≈ 99.0%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2623\" data-end=\"2740\"\u003e \u003ctd data-start=\"2623\" data-end=\"2654\" data-col-size=\"sm\"\u003eMaximum Operating Pressure\u003c\/td\u003e \u003ctd data-start=\"2654\" data-end=\"2740\" data-col-size=\"md\"\u003e~600 psi (~4.14 MPa)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2741\" data-end=\"2858\"\u003e \u003ctd data-start=\"2741\" data-end=\"2772\" data-col-size=\"sm\"\u003eMaximum Feed Temperature\u003c\/td\u003e \u003ctd data-start=\"2772\" data-end=\"2858\" data-col-size=\"md\"\u003e45 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2859\" data-end=\"2976\"\u003e \u003ctd data-start=\"2859\" data-end=\"2890\" data-col-size=\"sm\"\u003eMaximum Feed Flow\u003c\/td\u003e \u003ctd data-start=\"2890\" data-end=\"2976\" data-col-size=\"md\"\u003e16 gpm (~3.6 m³\/h)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2977\" data-end=\"3094\"\u003e \u003ctd data-start=\"2977\" data-end=\"3008\" data-col-size=\"sm\"\u003eSDI (Silt Density Index)\u003c\/td\u003e \u003ctd data-start=\"3008\" data-end=\"3094\" data-col-size=\"md\"\u003e≤ 5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3095\" data-end=\"3212\"\u003e \u003ctd data-start=\"3095\" data-end=\"3126\" data-col-size=\"sm\"\u003eFree Chlorine in Feed\u003c\/td\u003e \u003ctd data-start=\"3126\" data-end=\"3212\" data-col-size=\"md\"\u003e\u0026lt; 0.1 ppm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3213\" data-end=\"3330\"\u003e \u003ctd data-start=\"3213\" data-end=\"3244\" data-col-size=\"sm\"\u003epH Range (Continuous)\u003c\/td\u003e \u003ctd data-start=\"3244\" data-end=\"3330\" data-col-size=\"md\"\u003e3–10\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3331\" data-end=\"3448\"\u003e \u003ctd data-start=\"3331\" data-end=\"3362\" data-col-size=\"sm\"\u003epH Range (Cleaning)\u003c\/td\u003e \u003ctd data-start=\"3362\" data-end=\"3448\" data-col-size=\"md\"\u003e2–12\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"3449\" data-end=\"3566\"\u003e \u003ctd data-start=\"3449\" data-end=\"3480\" data-col-size=\"sm\"\u003ePhysical Size\u003c\/td\u003e \u003ctd data-start=\"3480\" data-end=\"3566\" data-col-size=\"md\"\u003eLength ~1016 mm, OD ~99.7 mm (3.9″)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e \u003ch3 data-start=\"3573\" data-end=\"3624\"\u003eWhy Choose the Vontron ULP31‑4040 RO Membrane?\u003c\/h3\u003e \u003cp data-start=\"3625\" data-end=\"4061\"\u003eOpting for the Vontron ULP31‑4040 RO Membrane means choosing a high‑efficiency membrane that delivers \u003cstrong data-start=\"3727\" data-end=\"3753\"\u003ereliable water quality\u003c\/strong\u003e with \u003cstrong data-start=\"3759\" data-end=\"3801\"\u003ereduced energy and infrastructure cost\u003c\/strong\u003e. It is ideal for customers requiring large throughput without high-pressure systems. Moreover, its compatibility with existing 4″×40″ housings makes retrofit simple, and its strong performance specs ensure long-term value in municipal or low‑TDS applications.\u003c\/p\u003e \u003ch3 data-start=\"4068\" data-end=\"4104\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003col\u003e \u003cli data-start=\"4108\" data-end=\"4209\"\u003eEnsure pre‑treatment: feedwater must meet SDI ≤ 5, free chlorine \u0026lt; 0.1 ppm, and temperature ≤ 45 °C.\u003c\/li\u003e \u003cli data-start=\"4213\" data-end=\"4404\"\u003eOn first use, flush the new membrane: 15‑25 minutes at low pressure, followed by 60‑90 minutes at full pressure — discard the first hour of permeate.\u003c\/li\u003e \u003cli data-start=\"4408\" data-end=\"4544\"\u003eMonitor key indicators: gradually check permeate flow, conductivity, and differential pressure; any drop may signal fouling or scaling.\u003c\/li\u003e \u003cli data-start=\"4548\" data-end=\"4679\"\u003eFollow chemical cleaning protocols as specified by the manufacturer. Avoid excessive chlorine exposure and maintain pH within limits.\u003c\/li\u003e \u003cli data-start=\"4683\" data-end=\"4849\"\u003eFor storage or standby, keep the membrane wet or in a protective solution (e.g., 1% sodium bisulfite) to prevent microbial growth.\u003c\/li\u003e \u003c\/ol\u003e","brand":"Vontron","offers":[{"title":"Default","offer_id":45115709194309,"sku":"ULP31-4040","price":2624.99,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/vontro-ulp21-4040-reverse-osmosis-membrane_7c429946-a2c2-4ab4-a419-88028142c53a.jpg?v=1780903313"},{"product_id":"vontron-sw4040hr","title":"Vontron SW4040HR","description":"\u003ch1 data-start=\"606\" data-end=\"1329\"\u003eVontron SW4040HR Industrial RO Membrane\n\u003c\/h1\u003e \u003cp data-start=\"606\" data-end=\"1329\"\u003eThe Vontron SW4040HR RO Membrane is a high‑performance, industrial‑grade reverse osmosis element designed for demanding environments such as seawater or high‑salinity brackish water feed. It features a spiral‑wound configuration with a large active area of ~8.8 m² (~95 ft²) and a typical permeate output of 1,600 GPD (~6.1 m³\/day) under test conditions.\u003cbr data-start=\"998\" data-end=\"1001\"\u003eBecause it achieves a \u003cstrong data-start=\"1023\" data-end=\"1055\"\u003esalt rejection rate of 99.8%\u003c\/strong\u003e, it offers outstanding purification for high TDS inputs.\u003cbr data-start=\"1150\" data-end=\"1153\"\u003eThe SW4040HR is built with robust materials and rated for high pressures (up to ~8.3 MPa \/ ≈1,200 psi) for demanding desalination tasks.\u003c\/p\u003e \u003ch3 data-start=\"1336\" data-end=\"1353\"\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1356\" data-end=\"1472\"\u003e\n\u003cstrong data-start=\"1356\" data-end=\"1388\"\u003eHigh salt rejection (~99.8%)\u003c\/strong\u003e — suitable for seawater or high‑brine feed.\u003c\/li\u003e \u003cli data-start=\"1475\" data-end=\"1609\"\u003e\n\u003cstrong data-start=\"1475\" data-end=\"1506\"\u003eLarge active area (~8.8 m²)\u003c\/strong\u003e inside a standard 4″×40″ housing — supports higher throughput.\u003c\/li\u003e \u003cli data-start=\"1612\" data-end=\"1758\"\u003e\n\u003cstrong data-start=\"1612\" data-end=\"1638\"\u003eRobust pressure rating\u003c\/strong\u003e — max allowed pressure up to ~1,200 psi (8.28 MPa), which allows industrial use.\u003c\/li\u003e \u003cli data-start=\"1761\" data-end=\"1885\"\u003e\n\u003cstrong data-start=\"1761\" data-end=\"1795\"\u003eWide pH and chemical tolerance\u003c\/strong\u003e — operational pH range 2‑11, cleaning range 1‑13.\u003c\/li\u003e \u003cli data-start=\"1888\" data-end=\"1978\"\u003e\n\u003cstrong data-start=\"1888\" data-end=\"1917\"\u003eSeawater‑qualified design\u003c\/strong\u003e — excellent for systems treating saline or high‑TDS water.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1985\" data-end=\"2014\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"2017\" data-end=\"2034\"\u003eModel: SW4040HR\u003c\/li\u003e \u003cli data-start=\"2037\" data-end=\"2116\"\u003eActive Membrane Area: ~95 ft² (≈8.8 m²)\u003c\/li\u003e \u003cli data-start=\"2119\" data-end=\"2268\"\u003eTypical Permeate Flow: ~1,600 GPD (~6.1 m³\/day) under standard test condition (32,000 mg\/L NaCl, recovery 8%)\u003c\/li\u003e \u003cli data-start=\"2271\" data-end=\"2354\"\u003eStable Rejection Rate: 99.8% (under test)\u003c\/li\u003e \u003cli data-start=\"2357\" data-end=\"2449\"\u003eMaximum Operating Pressure: ~1,200 psi (~8.28 MPa)\u003c\/li\u003e \u003cli data-start=\"2452\" data-end=\"2532\"\u003eMaximum Feed Flow: ~3.6 m³\/h (~16 gpm)\u003c\/li\u003e \u003cli data-start=\"2535\" data-end=\"2609\"\u003eMaximum Feed Temperature: ~45 °C\u003c\/li\u003e \u003cli data-start=\"2612\" data-end=\"2710\"\u003eRequired Feed Conditions: SDI ≤5, free chlorine \u0026lt;0.1 ppm\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2717\" data-end=\"2766\"\u003eWhy Choose the Vontron SW4040HR RO Membrane?\u003c\/h3\u003e \u003cp data-start=\"2767\" data-end=\"3387\"\u003eFor industrial or commercial applications that demand serious water purification, the Vontron SW4040HR is an excellent choice. Because it handles high salinity, offers high rejection and high flow in a standard 4″×40″ format, you avoid oversized vessels or custom arrangements. Moreover, thanks to its robust design and high-pressure rating, it performs reliably in harsh feed conditions. Additionally, when pre‑treatment is properly maintained, this membrane delivers consistent, high-quality permeate and longer service life — ideal for desalination systems, high‑TDS feed water, and industrial water reuse settings.\u003c\/p\u003e \u003ch3 data-start=\"3394\" data-end=\"3430\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003col\u003e \u003cli data-start=\"3434\" data-end=\"3526\"\u003eEnsure solid pre‑treatment: feed water SDI ≤5, free chlorine \u0026lt;0.1 ppm, temperature ≤45 °C.\u003c\/li\u003e \u003cli data-start=\"3530\" data-end=\"3707\"\u003eOn first use, flush the new element at low pressure (~15‑25 min), then at full design pressure for ~60‑90 min before regular operation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" href=\"https:\/\/inzton.ru\/upload\/iblock\/b08\/4op6gq6iy42derfzv1899f9mecga42m6.pdf?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between overflow-hidden\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003eInzton\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e \u003cli data-start=\"3711\" data-end=\"3824\"\u003eMonitor performance: if permeate flow or salt rejection drops, inspect for fouling, scaling or membrane damage.\u003c\/li\u003e \u003cli data-start=\"3828\" data-end=\"3954\"\u003eFollow periodic chemical cleaning according to feed‑water chemistry; ensure pH stays within allowable cleaning range (1‑13).\u003c\/li\u003e \u003cli data-start=\"3958\" data-end=\"4089\"\u003eFor storage or standby, maintain the element wet in a protective solution (e.g., 1 % sodium bisulfite) to prevent microbial growth.\u003c\/li\u003e \u003c\/ol\u003e","brand":"Vontron","offers":[{"title":"Default Title","offer_id":45174167470149,"sku":"SW4040HR","price":5071.5,"currency_code":"ZAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/vontro-ulp21-4040-reverse-osmosis-membrane_18501ab0-3fba-40f0-a03e-3affc885627a.jpg?v=1780903313"},{"product_id":"3013-400-gpd-vontron-ro-membrane","title":"3013 400 GPD Vontron RO Membrane","description":"\u003ch2\u003eREVERSE OSMOSER MEMBRANE 3013 – 400 GPD\u003c\/h2\u003e \u003ch3\u003eDomestic reverse osmosis membrane with 400 GPD\u003c\/h3\u003e \u003cp\u003eThis reverse osmosis membrane element equips direct-process domestic reverse osmosis equipment to provide consistent performance with long service life. It is compatible with all 3013 membrane holders.\u003cbr\u003e This membrane is intended to operate in an osmosis system with a direct flow, without a tank.\u003c\/p\u003e \u003cp\u003eNotes: Permeate of a single element may vary within [-20%] ~ [+20%]\u003c\/p\u003e \u003cp\u003eDimensions: 1.0 inch = 25.4 mm\u003c\/p\u003e \u003ch3\u003eTESTING CONDITIONS:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eTesting Pressure ………………………………… 100 psi (0.41MPa)\u003c\/li\u003e \u003cli\u003eThe temperature of Testing Solution ……………….. 25℃\u003c\/li\u003e \u003cli\u003eThe concentration of Testing Solution (NaCl) ……… 500 ppm\u003c\/li\u003e \u003cli\u003ethe pH of Testing Solution ………………………….. 6.5~8.5\u003c\/li\u003e \u003cli\u003eRecovery of Single Element……………………. 15%\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e\u003cstrong\u003ePerformance of the Reverse Osmosis membrane 3013:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eMaximum production: 400 GPD at 25° C\u003c\/li\u003e \u003cli\u003eMaximum operating pressure: 300 psi – 2.07 MPa\u003c\/li\u003e \u003cli\u003eMaximum inlet temperature: 45° C\u003c\/li\u003e \u003cli\u003eMaximum loss of heat: 10 psi\u003c\/li\u003e \u003cli\u003eMaximum water turbidity: 1 NTU\u003c\/li\u003e \u003cli\u003eMaximum dirt density: 5 SDI- Chlorine tolerance: 0.1 ppm maximum\u003c\/li\u003e \u003cli\u003eIron, manganese, maximum: 0.1 ppm\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eLength: 13 inches\u003c\/li\u003e \u003cli\u003e3 inches diameter\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThe membranes should be stored wet and sealed in the original containers.\u003cbr\u003e If the membrane is already wet, it should not dry out. Drying the membrane will cause irreversible changes.\u003cbr\u003e The action of chlorine can damage the membranes.\u003cbr\u003e In case of prolonged stoppage, it is recommended to immerse the membrane in a suitable protection solution to prevent biological growth.\u003cbr\u003e When using or replacing the membrane for the first time, it is necessary to rinse for 0.5 to 1 hour. So keep it – discard the product.\u003c\/p\u003e \u003cp\u003eThe warranty is void for deposits fouled by deposits or biological growth, misused, poorly maintained, or stored.\u003c\/p\u003e \u003ch3\u003eTFC Nominal Rejection Characteristics:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eCalcium: 93-98%\u003c\/li\u003e \u003cli\u003eSodium: 92-98%\u003c\/li\u003e \u003cli\u003eMagnesium: 93-98%\u003c\/li\u003e \u003cli\u003ePotassium: 92-96%\u003c\/li\u003e \u003cli\u003eManganese: 96-98%\u003c\/li\u003e \u003cli\u003eIron: 96-98%\u003c\/li\u003e \u003cli\u003eAluminum: 96-98%\u003c\/li\u003e \u003cli\u003eCopper: 96-98%\u003c\/li\u003e \u003cli\u003eNickel: 96-98%\u003c\/li\u003e \u003cli\u003eCadmium: 93-97%\u003c\/li\u003e \u003cli\u003eSilver: 93-96%\u003c\/li\u003e \u003cli\u003eZinc: 96-98%\u003c\/li\u003e \u003cli\u003eMercury: 94-97%\u003c\/li\u003e \u003cli\u003eHardness Ca \u0026amp; Mg: 93-97%\u003c\/li\u003e \u003cli\u003eRadioactivity: 93-97%\u003c\/li\u003e \u003cli\u003eChloride: 92-95%\u003c\/li\u003e \u003cli\u003eAmmonium: 80-90%\u003c\/li\u003e \u003cli\u003eBromide: 90-95%\u003c\/li\u003e \u003cli\u003ePhosphate: 95-98%\u003c\/li\u003e \u003cli\u003eChromate: 85-95%\u003c\/li\u003e \u003cli\u003eCyanide: 85-95%\u003c\/li\u003e \u003cli\u003eSulfate: 96-98%\u003c\/li\u003e \u003cli\u003eThiosulfate: 96-98%\u003c\/li\u003e \u003cli\u003eSilicate: 92-95%\u003c\/li\u003e \u003cli\u003eSilica: 80-90%\u003c\/li\u003e \u003cli\u003eNitrate: 90-95%\u003c\/li\u003e \u003cli\u003eBoron: 50-70%\u003c\/li\u003e \u003cli\u003eBorate: 30-50%\u003c\/li\u003e \u003cli\u003eFluoride: 92-95%\u003c\/li\u003e \u003cli\u003ePolyphosphate: 96-98%\u003c\/li\u003e \u003cli\u003eOrthophosphate: 96-98%\u003c\/li\u003e \u003cli\u003eChromate: 85-95%\u003c\/li\u003e \u003cli\u003eVirus and Bacteria: 99% +\u003c\/li\u003e \u003cli\u003eLead: 95-98%\u003c\/li\u003e \u003c\/ul\u003e","brand":"Vontron","offers":[{"title":"Default","offer_id":45115709292613,"sku":"ULP3013-400","price":1275.12,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/ulp-3013-vontron-domestic-reverse-osmosis-membrane.jpg?v=1780903315"},{"product_id":"3012-400-gpd-vontron-ro-membrane","title":"3012 400 GPD Vontron RO Membrane","description":"\u003ch1 data-start=\"484\" data-end=\"976\"\u003e3012 400 GPD Vontron RO Membrane\u003c\/h1\u003e \u003cp data-start=\"484\" data-end=\"976\"\u003eThe 3012 400 GPD Vontron RO Membrane is a high‑performance element designed for domestic and light commercial reverse osmosis systems where consistent water quality and flow matter. With a rated permeate of ~400 GPD (~1500 L\/day) under standard test conditions, it delivers a strong balance of high flow and efficient salt rejection. Built by Vontron, it is ideal for bottle‑filling stations, water bars, countertop systems, and larger under‑sink setups.\u003c\/p\u003e \u003ch3 data-start=\"983\" data-end=\"1000\"\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1003\" data-end=\"1203\"\u003e\n\u003cstrong data-start=\"1003\" data-end=\"1038\"\u003eHigh output for compact systems\u003c\/strong\u003e: Rated at approximately 400 GPD under ideal test conditions, helping meet higher demand without going to large form factors.\u003c\/li\u003e \u003cli data-start=\"1206\" data-end=\"1333\"\u003e\n\u003cstrong data-start=\"1206\" data-end=\"1233\"\u003eReliable salt rejection\u003c\/strong\u003e: Minimum 96% salt rejection according to manufacturer data.\u003c\/li\u003e \u003cli data-start=\"1336\" data-end=\"1477\"\u003e\n\u003cstrong data-start=\"1336\" data-end=\"1357\"\u003eCompact 3012 size\u003c\/strong\u003e: Small footprint (≈298 mm × 71 mm) for easier retrofits or tight installations.\u003c\/li\u003e \u003cli data-start=\"1480\" data-end=\"1671\"\u003e\n\u003cstrong data-start=\"1480\" data-end=\"1524\"\u003eSuitable for typical domestic feed water\u003c\/strong\u003e: Works with municipal supply, TDS up to around 250 ppm under standard conditions, at approx. 40% recovery.\u003c\/li\u003e \u003cli data-start=\"1674\" data-end=\"1771\"\u003e\n\u003cstrong data-start=\"1674\" data-end=\"1699\"\u003eQuality manufacturing\u003c\/strong\u003e: From Vontron, a trusted brand in RO membranes with proven performance.\u003c\/li\u003e \u003c\/ul\u003e \u003ch2 data-start=\"1778\" data-end=\"1807\"\u003eTechnical Specifications\u003c\/h2\u003e \u003cul\u003e \u003cli data-start=\"1810\" data-end=\"1841\"\u003eModel: 3012‑400 GPD (Vontron)\u003c\/li\u003e \u003cli data-start=\"1844\" data-end=\"1961\"\u003eRated Permeate Flow: ~400 GPD (~1500 L\/day) under specified test conditions.\u003c\/li\u003e \u003cli data-start=\"2078\" data-end=\"2184\"\u003eDimensions: approx. 298 mm length × 71 mm diameter (11.74″ × 2.8″)\u003c\/li\u003e \u003cli data-start=\"2187\" data-end=\"2206\"\u003eOperating Limits: \u003cul data-start=\"2209\" data-end=\"2519\"\u003e \u003cli data-start=\"2209\" data-end=\"2307\"\u003eMax Feed Pressure: ~300 psi (~21 bar) for some models.\u003c\/li\u003e \u003cli data-start=\"2310\" data-end=\"2383\"\u003eMax Feed Temperature: ~45°C.\u003c\/li\u003e \u003cli data-start=\"2386\" data-end=\"2436\"\u003epH Range (Continuous): ~2‑11 (check datasheet)\u003c\/li\u003e \u003cli data-start=\"2439\" data-end=\"2519\"\u003eFree Chlorine: \u0026lt;0.1 ppm recommended.\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2526\" data-end=\"2579\"\u003eWhy Choose the 3012 400 GPD Vontron RO Membrane?\u003c\/h3\u003e \u003cp data-start=\"2580\" data-end=\"2967\"\u003eIf you need a membrane element that combines \u003cstrong data-start=\"2625\" data-end=\"2641\"\u003ecompact size\u003c\/strong\u003e with \u003cstrong data-start=\"2647\" data-end=\"2664\"\u003ehigher output\u003c\/strong\u003e and reliable rejection for domestic or light commercial systems, this model fits the bill. It lets you avoid moving to much larger industrial modules while still handling significant throughput. Moreover, being a Vontron brand ensures you benefit from industry‑proven manufacturing and service support.\u003c\/p\u003e \u003ch3 data-start=\"2974\" data-end=\"3010\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003col\u003e \u003cli data-start=\"3014\" data-end=\"3163\"\u003eBefore use, flush the new membrane per the manufacturer’s instructions; discard the first tank of permeate water.\u003c\/li\u003e \u003cli data-start=\"3167\" data-end=\"3315\"\u003eEnsure feed water is properly pretreated (sediment\/5 µm, de‑chlorinated) and TDS within the recommended range.\u003c\/li\u003e \u003cli data-start=\"3319\" data-end=\"3421\"\u003eMonitor permeate quality and quantity—decreasing flow or rising TDS may indicate fouling or scaling.\u003c\/li\u003e \u003cli data-start=\"3425\" data-end=\"3548\"\u003eStore membranes wet or in an appropriate preservative solution if the system is offline.\u003c\/li\u003e \u003c\/ol\u003e \u003cp style=\"text-align: center;padding-top: 20px\"\u003e\u003c\/p\u003e","brand":"Vontron","offers":[{"title":"Default","offer_id":45115709325381,"sku":"ULP3012-400","price":1391.23,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/ulp-3012-vontron-domestic-reverse-osmosis-membrane.jpg?v=1780903316"},{"product_id":"e-mem-2540-industrial-ro-membrane","title":"E-MEM 2540 Industrial RO Membrane","description":"\u003ch1\u003eE-MEM 2540 Industrial RO Membrane\n\u003c\/h1\u003e \u003cp data-start=\"616\" data-end=\"1112\"\u003eThe \u003cstrong data-start=\"620\" data-end=\"657\"\u003eE-MEM 2540 Industrial RO Membrane\u003c\/strong\u003e is a high-quality polyamide composite element designed for commercial and light-industrial reverse osmosis (RO) systems. It features an active area of approximately 2.8 m² (30 ft²) and a typical permeate output of \u003cstrong data-start=\"872\" data-end=\"897\"\u003e750 GPD (≈2.8 m³\/day)\u003c\/strong\u003e under standard test conditions. With a salt rejection rate of ~99% and a compact 2.5″ diameter × 40″ length format, it fits smaller vessels while delivering robust performance.\u003c\/p\u003e \u003ch3 data-start=\"1119\" data-end=\"1136\"\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1139\" data-end=\"1332\"\u003e\n\u003cstrong data-start=\"1139\" data-end=\"1164\"\u003eCompact yet powerful:\u003c\/strong\u003e With an active membrane area of 30 ft² (2.8 m²) and ~750 GPD output, this model suits systems where space or budget is limited.\u003c\/li\u003e \u003cli data-start=\"1335\" data-end=\"1495\"\u003e\n\u003cstrong data-start=\"1335\" data-end=\"1359\"\u003eHigh salt rejection:\u003c\/strong\u003e Delivers ~99% rejection of NaCl under testing conditions (1000 ppm NaCl, 25 °C, 15% recovery).\u003c\/li\u003e \u003cli data-start=\"1498\" data-end=\"1683\"\u003e\n\u003cstrong data-start=\"1498\" data-end=\"1527\"\u003eDurable operating limits:\u003c\/strong\u003e Suitable for feed temperatures up to ~45 °C, maximum pressure ~600 psi (≈41.4 bar), SDI ≤5, free-chlorine \u0026lt;0.1 ppm.\u003c\/li\u003e \u003cli data-start=\"1686\" data-end=\"1855\"\u003e\n\u003cstrong data-start=\"1686\" data-end=\"1712\"\u003eVersatile application:\u003c\/strong\u003e Ideal for light commercial RO setups, small‐scale water-bar systems, or laboratory water purification.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1862\" data-end=\"1891\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1894\" data-end=\"1955\"\u003eModel: EM-RO-2540-ULP\u003c\/li\u003e \u003cli data-start=\"1958\" data-end=\"2027\"\u003eActive Area: ~30 ft² (2.8 m²)\u003c\/li\u003e \u003cli data-start=\"2030\" data-end=\"2115\"\u003eTypical Permeate Flow: ~750 GPD (~2.8 m³\/day)\u003c\/li\u003e \u003cli data-start=\"2118\" data-end=\"2212\"\u003eSalt Rejection: ~99% (tested at 1000 ppm NaCl, 25 °C)\u003c\/li\u003e \u003cli data-start=\"2215\" data-end=\"2309\"\u003eDimensions: 2.5″ I.D. (≈63.5 mm) × 40″ L (≈1 016 mm)\u003c\/li\u003e \u003cli data-start=\"2312\" data-end=\"2386\"\u003eMax Operating Temperature: 45 °C\u003c\/li\u003e \u003cli data-start=\"2389\" data-end=\"2475\"\u003eMax Operating Pressure: ~600 psi (≈41.4 bar)\u003c\/li\u003e \u003cli data-start=\"2478\" data-end=\"2535\"\u003eMaximum SDI: ≤5\u003c\/li\u003e \u003cli data-start=\"2538\" data-end=\"2613\"\u003eFree Chlorine Tolerance: \u0026lt;0.1 ppm\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2620\" data-end=\"2674\"\u003eWhy Choose the E-MEM 2540 Industrial RO Membrane?\u003c\/h3\u003e \u003cp data-start=\"2675\" data-end=\"3183\"\u003eWhen you require reliable RO performance in a compact footprint, the \u003cstrong data-start=\"2744\" data-end=\"2781\"\u003eE-MEM 2540 Industrial RO Membrane \u003c\/strong\u003estands out. It provides high salt rejection and decent throughput in the smaller 2.5″ diameter format, making it ideal for tight spaces or pilot systems. Moreover, because it maintains robust performance under standard conditions, you can trust it to deliver consistent water quality. In addition, its compatible specification means you can integrate it into existing vessels without major redesign.\u003c\/p\u003e \u003ch3 data-start=\"3190\" data-end=\"3226\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003col\u003e \u003cli data-start=\"3230\" data-end=\"3410\"\u003e\n\u003cstrong data-start=\"3230\" data-end=\"3256\"\u003ePre-treatment matters:\u003c\/strong\u003e Ensure feed water meets SDI ≤ 5 and is free of excessive chlorine (free Cl \u0026lt; 0.1 ppm) to protect membrane life.\u003c\/li\u003e \u003cli data-start=\"3414\" data-end=\"3623\"\u003e\n\u003cstrong data-start=\"3414\" data-end=\"3432\"\u003eInitial flush:\u003c\/strong\u003e On first use, flush the new membrane at lower pressure for ~15-25 minutes, then at full pressure for 60-90 minutes, discarding the initial permeate.\u003c\/li\u003e \u003cli data-start=\"3627\" data-end=\"3777\"\u003e\n\u003cstrong data-start=\"3627\" data-end=\"3651\"\u003eMonitor performance:\u003c\/strong\u003e Regularly check permeate flow, rejection, and differential pressure. A drop in performance often signals fouling or scaling.\u003c\/li\u003e \u003cli data-start=\"3781\" data-end=\"3953\"\u003e\n\u003cstrong data-start=\"3781\" data-end=\"3803\"\u003eCleaning schedule:\u003c\/strong\u003e Follow manufacturer guidance for chemical cleaning; avoid incompatible agents and back-pressure conditions.\u003c\/li\u003e \u003cli data-start=\"3957\" data-end=\"4115\"\u003e\n\u003cstrong data-start=\"3957\" data-end=\"3969\"\u003eStorage:\u003c\/strong\u003e If unused, store wet or in a protective solution (e.g., 1% sodium bisulfite) to prevent microbial growth.\u003c\/li\u003e \u003c\/ol\u003e","brand":"Monster Mechanical","offers":[{"title":"Default","offer_id":45115709554757,"sku":"EM2540","price":1811.25,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/vontron-ulp21-2540-reverse-osmosis-membrane.jpg?v=1780903322"},{"product_id":"e-mem-xlp-8040-industrial-ro-membrane","title":"E-MEM XLP 8040 Industrial RO Membrane","description":"\u003ch3 data-start=\"591\" data-end=\"1159\"\u003eE-MEM 8040 Industrial RO Membrane – High-Flux 8″×40″ Element\u003c\/h3\u003e \u003cp data-start=\"591\" data-end=\"1159\"\u003eThe \u003cstrong data-start=\"595\" data-end=\"632\"\u003eE-MEM 8040 Industrial RO Membrane\u003c\/strong\u003e is a premium aromatic polyamide composite element designed for high-performance industrial and commercial water systems. It offers \u003cstrong data-start=\"764\" data-end=\"810\"\u003eexceptionally high flux and salt-rejection\u003c\/strong\u003e while operating at lower pressure requirements. It’s built to treat brackish water and municipal sources with conductivity and “dissolved solids” levels up to ~8000 ppm. \u003cbr data-start=\"1019\" data-end=\"1022\"\u003eBecause it’s designed for durability and efficiency, it helps reduce pump and energy costs while delivering consistent permeate quality.\u003c\/p\u003e \u003ch3 data-start=\"1166\" data-end=\"1183\"\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1186\" data-end=\"1307\"\u003e\n\u003cstrong data-start=\"1186\" data-end=\"1210\"\u003eHigh Salt Rejection:\u003c\/strong\u003e Delivers ≥99% salt rejection under specified conditions.\u003c\/li\u003e \u003cli data-start=\"1310\" data-end=\"1460\"\u003e\n\u003cstrong data-start=\"1310\" data-end=\"1339\"\u003eLow Pressure Requirement:\u003c\/strong\u003e Cuts operating cost thanks to lower feed-pressure demand—helping system economy.\u003c\/li\u003e \u003cli data-start=\"1463\" data-end=\"1606\"\u003e\n\u003cstrong data-start=\"1463\" data-end=\"1485\"\u003eLarge Active Area:\u003c\/strong\u003e Enables higher daily output from each element; suitable for industrial scale up.\u003c\/li\u003e \u003cli data-start=\"1609\" data-end=\"1783\"\u003e\n\u003cstrong data-start=\"1609\" data-end=\"1646\"\u003eBroad Water Source Compatibility:\u003c\/strong\u003e Suitable for surface water, groundwater, municipal supply and brackish feed up to 8 000 ppm TDS.\u003c\/li\u003e \u003cli data-start=\"1786\" data-end=\"1959\"\u003e\n\u003cstrong data-start=\"1786\" data-end=\"1814\"\u003eRobust Operating Limits:\u003c\/strong\u003e Maximum feed-pressure ≈4.14 MPa (600 psi), max feed-temperature ~45 °C, free-chlorine \u0026lt;0.1 ppm, SDI ≤ 5.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1966\" data-end=\"1995\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1998\" data-end=\"2046\"\u003eMembrane size: 8″ diameter × 40″ length (8040)\u003c\/li\u003e \u003cli data-start=\"2049\" data-end=\"2142\"\u003eTypical active area: ~37 m² (400 ft²) for model 8040.\u003c\/li\u003e \u003cli data-start=\"2145\" data-end=\"2228\"\u003eMax operating pressure: 600 psi (~4.14 MPa)\u003c\/li\u003e \u003cli data-start=\"2231\" data-end=\"2304\"\u003eMax feed water temperature: 45 °C\u003c\/li\u003e \u003cli data-start=\"2307\" data-end=\"2364\"\u003eMax feed SDI: 5\u003c\/li\u003e \u003cli data-start=\"2367\" data-end=\"2445\"\u003eFeed free chlorine maximum: \u0026lt;0.1 ppm\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2452\" data-end=\"2506\"\u003eWhy Choose the E-MEM 8040 Industrial RO Membrane?\u003c\/h3\u003e \u003cp data-start=\"2507\" data-end=\"3018\"\u003eIf you oversee a commercial or industrial water-treatment system, the E-MEM 8040 offers strong performance with cost-effective operation. Because it works at lower pressure while maintaining high flux and rejection, you’ll benefit from lower pump and infrastructure costs. In addition, the wide source-water compatibility means you can deploy it in many settings—from municipal feed, borehole water, to brackish water reuse. Moreover, its large area and robust build reduce downtime and extend service intervals.\u003c\/p\u003e \u003ch3 data-start=\"3025\" data-end=\"3061\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003col\u003e \u003cli data-start=\"3065\" data-end=\"3151\"\u003eEnsure feed water meets pre-treatment requirements: SDI ≤ 5, free-chlorine \u0026lt;0.1 ppm.\u003c\/li\u003e \u003cli data-start=\"3155\" data-end=\"3320\"\u003eOn initial startup, flush new elements at low pressure for ~15-25 minutes, then at full design pressure for ~60-90 minutes.\u003c\/li\u003e \u003cli data-start=\"3324\" data-end=\"3439\"\u003eMonitor differential pressure, permeate conductivity, and flow rate—rising values may indicate fouling or scaling.\u003c\/li\u003e \u003cli data-start=\"3443\" data-end=\"3541\"\u003eClean the membrane as per the manufacturer’s chemical-cleaning guidance (pH and temperature limits).\u003c\/li\u003e \u003cli data-start=\"3545\" data-end=\"3640\"\u003eStore spare elements wet or in 1% sodium bisulfite solution if unused for an extended period.\u003c\/li\u003e \u003c\/ol\u003e","brand":"Monster Mechanical","offers":[{"title":"Default","offer_id":45115709587525,"sku":"EM8040","price":10143.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/e-mem-xlp-8040-industrial-ro-membrane.jpg?v=1780903323"},{"product_id":"e-mem-xlp-4040-industrial-ro-membrane","title":"E-MEM XLP-4040 Industrial RO Membrane","description":"\u003ch1 data-start=\"627\" data-end=\"1112\"\u003eE-MEM 4040 Industrial RO Membrane – High-Flux 4″×40″ Element\u003c\/h1\u003e \u003cp data-start=\"627\" data-end=\"1112\"\u003eThe \u003cstrong data-start=\"631\" data-end=\"668\"\u003eE-MEM 4040 Industrial RO Membrane\u003c\/strong\u003e is a premium-grade aromatic polyamide composite element designed for large-scale water purification systems. It offers \u003cstrong data-start=\"788\" data-end=\"836\"\u003ehigh water flux at lower operating pressures\u003c\/strong\u003e, making it both efficient and cost-effective.Typically used in industrial and commercial RO plants, this membrane supports applications such as boiler-feed water, bottled water production, surface and groundwater desalination, and more.\u003c\/p\u003e \u003ch3 data-start=\"1119\" data-end=\"1136\"\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1139\" data-end=\"1310\"\u003e\n\u003cstrong data-start=\"1139\" data-end=\"1163\"\u003eHigh Salt Rejection:\u003c\/strong\u003e Delivers rejection rates up to 99.5% under test conditions (2000 ppm NaCl) for model BW-4040\/4040 series.\u003c\/li\u003e \u003cli data-start=\"1313\" data-end=\"1506\"\u003e\n\u003cstrong data-start=\"1313\" data-end=\"1346\"\u003eExtra Low Pressure Operation:\u003c\/strong\u003e Reduced feed pressure requirements compared to standard membranes—leading to lower pump energy and infrastructure cost.\u003c\/li\u003e \u003cli data-start=\"1509\" data-end=\"1672\"\u003e\n\u003cstrong data-start=\"1509\" data-end=\"1531\"\u003eLarge Active Area:\u003c\/strong\u003e Approximately 8.4 m² (≈90.4 ft²) membrane area in the 4040 size, supporting high production volumes.\u003c\/li\u003e \u003cli data-start=\"1675\" data-end=\"1875\"\u003e\n\u003cstrong data-start=\"1675\" data-end=\"1702\"\u003eWide Application Range:\u003c\/strong\u003e Suitable for surface water, municipal feed, groundwater, brackish water (salt content \u0026lt;8000 ppm), and industrial water purification.\u003c\/li\u003e \u003cli data-start=\"1878\" data-end=\"2077\"\u003e\n\u003cstrong data-start=\"1878\" data-end=\"1910\"\u003eRobust Operating Conditions:\u003c\/strong\u003e Max operating pressure ≈4.14 MPa (600 psi), max feed water temperature up to 45 °C, feed free chlorine concentration \u0026lt;0.1 ppm.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2084\" data-end=\"2113\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"2116\" data-end=\"2161\"\u003eModel: 4040 size (4″ diameter × 40″ length)\u003c\/li\u003e \u003cli data-start=\"2164\" data-end=\"2251\"\u003eActive Membrane Area: approx. 90.4 ft² (8.4 m²)\u003c\/li\u003e \u003cli data-start=\"2254\" data-end=\"2390\"\u003eTypical Permeate Flow: ~2400 GPD (≈9.1 m³\/day) under 2000 ppm NaCl test condition for BW-4040.\u003c\/li\u003e \u003cli data-start=\"2393\" data-end=\"2475\"\u003eMax Operating Pressure: 4.14 MPa (600 psi)\u003c\/li\u003e \u003cli data-start=\"2478\" data-end=\"2547\"\u003eMax Feed Temperature: 45 °C\u003c\/li\u003e \u003cli data-start=\"2550\" data-end=\"2634\"\u003eMaximum Feed SDI (Silt Density Index): ≤ 5\u003c\/li\u003e \u003cli data-start=\"2637\" data-end=\"2728\"\u003eFree Chlorine Concentration: \u0026lt;0.1 ppm recommended\u003c\/li\u003e \u003cli data-start=\"2731\" data-end=\"2822\"\u003epH Range (Continuous Use): 3-10; (Cleaning): 2-12\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2829\" data-end=\"2883\"\u003eWhy Choose the E-MEM 4040 Industrial RO Membrane?\u003c\/h3\u003e \u003cp data-start=\"2884\" data-end=\"3476\"\u003eIf you manage a commercial or industrial water-treatment system, the E-MEM 4040 offers a standout balance of \u003cstrong data-start=\"2993\" data-end=\"3043\"\u003eperformance, efficiency, and cost-effectiveness\u003c\/strong\u003e. Because it operates at lower pressures while maintaining high flux and salt rejection, you incur lower pump energy and infrastructure costs. Moreover, its compatibility with a wide range of feed-water types—from municipal to low-salinity brackish—makes it flexible for many system designs. In addition, the large active area ensures robust production capacity, and you’ll benefit from reduced downtime and consistent water quality.\u003c\/p\u003e \u003ch3 data-start=\"3483\" data-end=\"3519\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003col\u003e \u003cli data-start=\"3523\" data-end=\"3604\"\u003e\n\u003cstrong data-start=\"3523\" data-end=\"3548\"\u003ePre-treatment is key:\u003c\/strong\u003e Ensure feed water SDI ≤ 5 and free-chlorine \u0026lt;0.1 ppm.\u003c\/li\u003e \u003cli data-start=\"3608\" data-end=\"3826\"\u003e\n\u003cstrong data-start=\"3608\" data-end=\"3627\"\u003eStart-up Flush:\u003c\/strong\u003e When new, flush the membrane at lower pressure for 15-25 minutes, then at full design pressure for 60-90 minutes—discharge the initial permeate\/concentrate.\u003c\/li\u003e \u003cli data-start=\"3830\" data-end=\"3944\"\u003e\n\u003cstrong data-start=\"3830\" data-end=\"3889\"\u003eMonitor differential pressure and permeate conductance:\u003c\/strong\u003e Increases in either may indicate fouling or scaling.\u003c\/li\u003e \u003cli data-start=\"3948\" data-end=\"4085\"\u003e\n\u003cstrong data-start=\"3948\" data-end=\"3970\"\u003eCleaning schedule:\u003c\/strong\u003e Clean based on manufacturer guidelines; use approved chemicals and check pH limits (2-12 for chemical cleaning).\u003c\/li\u003e \u003cli data-start=\"4089\" data-end=\"4247\"\u003e\n\u003cstrong data-start=\"4089\" data-end=\"4119\"\u003eStorage of spare elements:\u003c\/strong\u003e Keep wet, or soak in 1.0% sodium bisulfite solution if prolonged storage is required.\u003c\/li\u003e \u003c\/ol\u003e","brand":"Monster Mechanical","offers":[{"title":"Default","offer_id":45115709620293,"sku":"EM4040","price":3212.99,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/e-mem-xlp-4040-industrial-ro-membrane.jpg?v=1780903324"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/collections\/membranes.jpg?v=1781031631","url":"https:\/\/www.monstermechanical.co.za\/collections\/membranes.oembed?page=2","provider":"Monster Mechanical","version":"1.0","type":"link"}