{"product_id":"reverse-osmosis-complete-replacement-pre-filters-including-ro-membrane","title":"Reverse Osmosis Complete Replacement Pre Filters Including RO Membrane","description":"\u003cp class=\"MsoNormal\"\u003eA comprehensive replacement kit for domestic reverse osmosis systems — includes all three pre-filter cartridges plus a replacement RO membrane. Everything required for a complete annual RO system service, in one convenient purchase.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eKeeping an RO system performing properly requires regular filter replacement. The pre-filters protect the membrane from sediment and chlorine damage, while the membrane itself gradually loses efficiency over time. Replacing everything together ensures your system is producing the purest possible water.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eWhat's Included:\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\"\u003e\u003cspan\u003e•     \u003c\/span\u003e\u003cspan dir=\"LTR\"\u003e\u003c\/span\u003e1 × PP Sediment Filter (Stage 1)\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\"\u003e\u003cspan\u003e•     \u003c\/span\u003e\u003cspan dir=\"LTR\"\u003e\u003c\/span\u003e1 × GAC Granular Activated Carbon Filter (Stage 2)\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\"\u003e\u003cspan\u003e•     \u003c\/span\u003e\u003cspan dir=\"LTR\"\u003e\u003c\/span\u003e1 × Carbon Block CTO Filter (Stage 3)\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\"\u003e\u003cspan\u003e•     \u003c\/span\u003e\u003cspan dir=\"LTR\"\u003e\u003c\/span\u003e1 × Replacement RO Membrane\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eRecommended Replacement Schedule:\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\"\u003e\u003cspan\u003e•     \u003c\/span\u003e\u003cspan dir=\"LTR\"\u003e\u003c\/span\u003ePre-filters (stages 1–3): every 6–12 months\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\"\u003e\u003cspan\u003e•     \u003c\/span\u003e\u003cspan dir=\"LTR\"\u003e\u003c\/span\u003eRO membrane: every 2–3 years (or when TDS output rises noticeably)\u003c\/p\u003e","brand":"My Store","offers":[{"title":"50GPD","offer_id":59793196450126,"sku":null,"price":18.95,"currency_code":"GBP","in_stock":false},{"title":"75GPD","offer_id":59793196482894,"sku":null,"price":19.95,"currency_code":"GBP","in_stock":true},{"title":"100GPD","offer_id":59793196515662,"sku":null,"price":22.95,"currency_code":"GBP","in_stock":true},{"title":"150GPD","offer_id":59793196548430,"sku":null,"price":25.95,"currency_code":"GBP","in_stock":true},{"title":"200GPD","offer_id":59793196581198,"sku":null,"price":29.95,"currency_code":"GBP","in_stock":true},{"title":"400GPD","offer_id":59793196613966,"sku":null,"price":39.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1042\/7760\/6734\/files\/F51B76C7-6A06-49B8-AD20-59ABFC67FFFA_1_105_c.webp?v=1780462300","url":"https:\/\/southwestaquariumsupplies.co.uk\/products\/reverse-osmosis-complete-replacement-pre-filters-including-ro-membrane","provider":"SouthWest Aquarium supplies","version":"1.0","type":"link"}