{"product_id":"reverse-osmosis-membrane-4021-water-filter","title":"4\" X 21\" RO Membrane, 4021 Reverse Osmosis Window Cleaning\/ RO Systems","description":"\u003ch3 style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e4021 REVERSE OSMOSIS (RO) MEMBRANE 4\"X 21\"\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cbr\u003e\u003cspan\u003eOur 4021 RO Membrane uses a thin, semipermeable film with microscopic pores that allow pure water to pass through while blocking larger molecules such as dissolved salts, minerals, and impurities. Designed for commercial and industrial RO systems, it delivers high flow and consistent rejection performance.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Aqua Filtration","offers":[{"title":"Default Title","offer_id":53932307579203,"sku":"ULP-4021","price":65.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0924\/7296\/7491\/files\/40_2.png?v=1764670835","url":"https:\/\/www.aquafiltration.co.uk\/products\/reverse-osmosis-membrane-4021-water-filter","provider":"Aqua Filtration","version":"1.0","type":"link"}