{"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\"\u003ePuritech 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\"\u003ePuritech 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":1518.0,"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","url":"https:\/\/www.monstermechanical.co.za\/products\/ro-membrane-tw-2540-hf","provider":"Monster Mechanical","version":"1.0","type":"link"}