{"product_id":"prthoring7-o-ring-kit-for-express-water-ro-systems-prthoring6","title":"PRTHORING7 O-Ring Kit for Express Water RO Systems (PRTHORING6)","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eO-Ring Kit Part Number PRTHORING7 (replaces discontinued part number PRTHORING6).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eCompatible with Express Water Standard 3.5” Diameter RO Water Filter Housings and 2” Membrane Housing (such as their “RO System”, “ALK System, “UV System”, “ION System” and other models that specifically call for o-ring kit part numbers PRTHORING7 or PRTHORING6). Not compatible with units from other manufacturers.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eIncludes 7 o-rings. Six o-rings to seal your 3.5” housings and one o-ring to seal your 2” membrane housing.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eMolded from NSF61 certified Buna-N rubber for safe and clean drinking water.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eManufactured and warrantied by Captain O-Ring LLC. Proudly assembled in the USA.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"description\"\u003eGet your system back in working order with Captain O-Ring’s replacement PRTHORING7 O-Ring Kit for Express Water RO Systems.\u003c\/p\u003e\n\u003cp class=\"description\"\u003eThis o-ring kit is compatible with Express Water RO systems that use their 3.5” diameter RO Water Filter Housings with the two o-rings at the top and the single 2” membrane housing. This includes Express models such as:\u003c\/p\u003e\n\u003cul class=\"a-unordered-list a-vertical\"\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003e“Classic Reverse Osmosis” or “RO System” -\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eRO10M \/ RO10MBN \/ RO10D \/ RO10DBN\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003e“Alkaline Mineralization” or “ALK System” -\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eROALK10M \/ ROALK10MBN \/ ROALK10DBN \/ ROALK10D\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003e“Ultraviolet” or “UV System” -\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eROUV10M \/ ROUV10MBN \/ ROUV10DBN \/ ROUV10D\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003e“ALK \u0026amp; UV System” -\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eROALKUV10M \/ ROALKUV10MBN \/ ROALKUV10DBN \/ ROALKUV10D\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eDeionization or “ION System” -\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eRODI10M \/ RODI10MBN \/ RODI10DBN \/ RODI10D\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eAnd other models that specifically call for o-ring kit part numbers\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003ePRTHORING7 \u003c\/span\u003e\u003c\/strong\u003eor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003ePRTHORING6\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"description\"\u003eThe PRTHORING7 includes seven (7) o-rings. This includes two o-rings for each of your three 3.5” housings (the larger o-ring at the base of the threads and the smaller o-ring at the top of the threads) as well as the smallest o-ring in the kit for the 2” membrane housing cap. See photos to view where each o-ring in the kit goes on your compatible RO system. Note: The 7-piece PRTHORING7 o-ring kit replaced the discontinued PRTHORING6 kit that previously included 6 o-rings.\u003c\/p\u003e\n\u003cp class=\"description\"\u003eMolded from NSF61 certified Buna-N rubber for safe and clean drinking water.\u003c\/p\u003e\n\u003cp class=\"description\"\u003e Manufactured and warrantied by Captain O-Ring LLC. Proudly assembled in the USA.\u003c\/p\u003e","brand":"Captain O-Ring","offers":[{"title":"Default Title","offer_id":48403705135327,"sku":"PRTHORING7","price":13.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0776\/9938\/3519\/files\/s103824418399842857_p519_i1_w1800.jpg?v=1770568550","url":"https:\/\/captainoring.com\/products\/prthoring7-o-ring-kit-for-express-water-ro-systems-prthoring6","provider":"Captain O-Ring","version":"1.0","type":"link"}