{"product_id":"refill-case-20-inch-standard-2-5-diameter","title":"Refill Case 20 Inch Standard 2.5” Diameter","description":"\u003ch1 data-start=\"233\" data-end=\"318\"\u003e\n\u003ca href=\"https:\/\/puritech.co.za\/product-category\/refill-cases\/\"\u003eRefill Case\u003c\/a\u003e 20 Inch Standard 2.5″ Diameter – Customisable Filter Cartridge Shell\u003c\/h1\u003e \u003cp data-start=\"320\" data-end=\"709\"\u003eThe \u003cstrong data-start=\"324\" data-end=\"370\"\u003eRefill Case 20 Inch Standard 2.5″ Diameter\u003c\/strong\u003e is an empty, refillable cartridge shell designed for 20‑inch filter housings with a standard 2.5″ diameter. It allows you to customise your water filtration system by loading your own choice of media—such as granular activated carbon (GAC), resin, KDF, or Siliphos—to suit specific treatment needs.\u003c\/p\u003e \u003ch3 data-start=\"716\" data-end=\"753\"\u003eShell Features \u0026amp; Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"757\" data-end=\"862\"\u003e\n\u003cstrong data-start=\"757\" data-end=\"766\"\u003eSize:\u003c\/strong\u003e 20″ length, 2.5″ outer diameter (standard slim format).\u003c\/li\u003e \u003cli data-start=\"865\" data-end=\"992\"\u003e\n\u003cstrong data-start=\"865\" data-end=\"878\"\u003eMaterial:\u003c\/strong\u003e Durable polypropylene body for chemical resistance and long service life.\u003c\/li\u003e \u003cli data-start=\"995\" data-end=\"1116\"\u003e\n\u003cstrong data-start=\"995\" data-end=\"1017\"\u003eRefillable Design:\u003c\/strong\u003e The shell comes empty so you can customise the internal media to match your water‑quality goals.\u003c\/li\u003e \u003cli data-start=\"1119\" data-end=\"1268\"\u003e\n\u003cstrong data-start=\"1119\" data-end=\"1151\"\u003ePre \u0026amp; Post Screens Included:\u003c\/strong\u003e Built‑in screens protect your media from being flushed out during operation.\u003c\/li\u003e \u003cli data-start=\"1271\" data-end=\"1432\"\u003e\n\u003cstrong data-start=\"1271\" data-end=\"1289\"\u003eCompatibility:\u003c\/strong\u003e Fits most standard residential and light‑commercial 20″ filter housings with 2.5″ diameter cartridges.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1439\" data-end=\"1498\"\u003eWhy Use a Refill Case 20 Inch Standard 2.5″ Diameter?\u003c\/h3\u003e \u003cp data-start=\"1500\" data-end=\"1912\"\u003eWhen you use this cartridge shell, you can adapt your filter system to unique water challenges—whether it’s removing high chlorine, iron, or heavy metals, or adding remineralising media. Also, because the shell is empty, you reduce waste compared with disposable cartridges. In addition, the standard 20″ length means a higher media volume than compact filters, offering longer service life before replacement.\u003c\/p\u003e \u003ch3 data-start=\"1919\" data-end=\"1957\"\u003eApplications \u0026amp; Installation Tips\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1961\" data-end=\"2065\"\u003eUse the shell in point‑of‑entry (POE) whole‑house systems or in large under‑sink\/ countertop housings.\u003c\/li\u003e \u003cli data-start=\"2068\" data-end=\"2167\"\u003eChoose compatible media (carbon, resin, KDF etc.) to achieve your desired filtration performance.\u003c\/li\u003e \u003cli data-start=\"2170\" data-end=\"2248\"\u003eInstall according to flow direction, check O‑rings, and rinse after filling.\u003c\/li\u003e \u003cli data-start=\"2251\" data-end=\"2347\"\u003eMonitor pressure drop; when flow slows or taste changes, open the shell and refresh the media.\u003c\/li\u003e \u003cli data-start=\"2350\" data-end=\"2417\"\u003eStore the shell in a cool dry place if not installed immediately.\u003c\/li\u003e \u003c\/ul\u003e","brand":"Monster Mechanical","offers":[{"title":"Default","offer_id":45115699527749,"sku":"REFILL20","price":151.8,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/20-inch-refillable-case.jpg?v=1780903127","url":"https:\/\/www.monstermechanical.co.za\/products\/refill-case-20-inch-standard-2-5-diameter","provider":"Monster Mechanical","version":"1.0","type":"link"}