{"title":"City Water Treatment Systems","description":"\u003cp\u003eCompare water-treatment options for municipal water, including filtration, conditioning, reverse osmosis, and replacement filters. Match the system to documented water conditions and installation needs.\u003c\/p\u003e\u003ch2\u003eCity water treatment starts with your actual water conditions\u003c\/h2\u003e\u003cp\u003eMunicipal water is treated before it reaches the home, but its taste, odor, mineral content, plumbing history, and local water conditions can still vary. This collection brings together water-treatment options for customers comparing point-of-use and whole-home equipment.\u003c\/p\u003e\u003ch2\u003eCommon city-water considerations\u003c\/h2\u003e\u003cp\u003eCustomers may be evaluating chlorine taste or odor, hardness and scale, sediment from plumbing, or the need for dedicated drinking water at a sink or dispenser. A current water test, local water report, and product documentation help identify which concern applies.\u003c\/p\u003e\u003ch2\u003eWater-treatment options to compare\u003c\/h2\u003e\u003cp\u003eFiltration, water softeners, salt-free conditioners, reverse osmosis systems, and replacement filters serve different roles. Compare each product’s stated application, installation arrangement, service needs, compatible filters, and manufacturer documentation before selecting a system.\u003c\/p\u003e\u003ch2\u003ePlan for installation and maintenance\u003c\/h2\u003e\u003cp\u003eConsider where the system will be installed, available plumbing connections, cabinet or utility-room space, drainage and power requirements where applicable, and future filter access. Follow the manufacturer’s installation and maintenance instructions for the specific model.\u003c\/p\u003e\u003ch2\u003eCity water treatment questions\u003c\/h2\u003e\u003ch3\u003eDo all city-water homes need the same system?\u003c\/h3\u003e\u003cp\u003eNo. Water conditions, household goals, plumbing, and the equipment already in place can differ. Review current water information and the individual product documentation.\u003c\/p\u003e\u003ch3\u003eIs a water test helpful for city water?\u003c\/h3\u003e\u003cp\u003eA test can help clarify the condition you are evaluating. It does not replace reviewing the product’s stated capabilities, operating requirements, and maintenance instructions.\u003c\/p\u003e","products":[{"product_id":"whole-house-carbon-water-filter-system","title":"RKIN Whole House Carbon Water Filter System","description":"\u003cdiv class=\"www-product-guide www-product-guide-r30\"\u003e\n\u003cheader class=\"www-guide-hero\"\u003e\u003cp class=\"www-eyebrow\"\u003eProduct guide\u003c\/p\u003e\n\u003ch2\u003eRKIN Whole House Carbon Water Filter System\u003c\/h2\u003e\n\u003cp class=\"www-lead\"\u003eReview product details, specifications, installation information and available resources in clearly organized sections.\u003c\/p\u003e\u003c\/header\u003e\u003cnav class=\"www-section-nav\" aria-label=\"Product information sections\"\u003e\u003ca href=\"#features-and-benefits\"\u003eFeatures\u003c\/a\u003e\u003ca href=\"#helps-reduce\"\u003eHelps reduce\u003c\/a\u003e\u003ca href=\"#multi-stage-carbon-filter\"\u003eFiltration\u003c\/a\u003e\u003ca href=\"#what-s-in-the-box\"\u003eIn the box\u003c\/a\u003e\u003ca href=\"#installation-videos\"\u003eVideos\u003c\/a\u003e\u003ca href=\"#verified-specifications\"\u003eSpecifications\u003c\/a\u003e\u003c\/nav\u003e\u003cdiv class=\"www-panel-grid\"\u003e\n\u003csection class=\"www-guide-panel\"\u003e\u003ch2 id=\"rkin-whole-house-carbon-water-filter-system\"\u003e\u003cspan\u003eRKIN Whole House Carbon Water Filter System\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eImprove water quality throughout your home with the \u003cstrong\u003eRKIN Whole House Carbon Water Filter System\u003c\/strong\u003e. Featuring \u003cstrong\u003emulti-stage KDF media, catalytic activated coconut shell carbon, and a 5-micron sediment prefilter\u003c\/strong\u003e, this whole house filtration system helps reduce \u003cstrong\u003esediment, chlorine, chloramine, taste, odor, and other common municipal water contaminants\u003c\/strong\u003e before they reach every faucet.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"www-guide-panel www-full\"\u003e\u003ch2 id=\"features-and-benefits\"\u003e\u003cspan\u003eFeatures \u0026amp; Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhole House Water Filtration\u003c\/strong\u003e – Treats water at the point of entry to provide cleaner water throughout your home.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMulti-Stage Carbon Filtration\u003c\/strong\u003e – Combines KDF media, catalytic activated coconut shell carbon, and an EvenFlow media bed for enhanced contaminant reduction.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh Chlorine Reduction\u003c\/strong\u003e – Removes \u003cstrong\u003eup to 99.6% of chlorine\u003c\/strong\u003e while helping reduce chloramine, taste, odor, and common disinfection by-products.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e5-Micron Sediment Prefilter\u003c\/strong\u003e – Captures sand, silt, rust, and other suspended particles before they reach the carbon media.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePremium KDF Media\u003c\/strong\u003e – Copper-zinc media helps reduce chlorine and certain heavy metals while creating a bacteriostatic environment within the filter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCatalytic Coconut Shell Carbon\u003c\/strong\u003e – Designed to reduce chlorine, chloramine, organic compounds, and common chemical contaminants.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEvenFlow Technology\u003c\/strong\u003e – Maximizes contact time between water and filtration media for more consistent filtration performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCertified Components\u003c\/strong\u003e – Built with high-quality certified components for dependable long-term operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime Warranty on Tanks \u0026amp; Parts\u003c\/strong\u003e* – Backed by RKIN's limited lifetime warranty.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"www-guide-panel\"\u003e\u003ch2 id=\"helps-reduce\"\u003e\u003cspan\u003eHelps Reduce\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSediment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChlorine\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChloramine\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTaste \u0026amp; Odor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHaloacetic Acids (HAAs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTrihalomethanes (THMs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMTBE\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHerbicides\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePesticides\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCertain Heavy Metals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"www-guide-panel\"\u003e\u003ch2 id=\"perfect-for\"\u003e\u003cspan\u003ePerfect For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eMunicipal water supplies\u003cbr\u003eChlorine \u0026amp; chloramine reduction\u003cbr\u003eSediment filtration\u003cbr\u003eImproving drinking water throughout the home\u003cbr\u003eProtecting plumbing and appliances\u003cbr\u003eHomes with hard water when paired with a softener\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"www-guide-panel www-full\"\u003e\u003ch2 id=\"make-it-a-combo-with-salt-free-or-salt-based-wat\"\u003e\u003cspan\u003eMake it a combo with salt-free or salt-based water softener\u003c\/span\u003e\u003c\/h2\u003e\n\n\n\u003ch3\u003eWhy Use a Water Conditioner\u003c\/h3\u003e\n\u003cp\u003eThe mineral build-up, or scale, can occur in plumbing and household appliances when your water is hard. Solid deposits of calcium carbonate can form when hard water is heated. This scale can reduce the life of appliances, raise the cost of heating your water and clog pipes. Long-term movement of hard water through a pipe results in scale buildup. This can gradually close up the pipe and lower your water pressure.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"www-guide-panel\"\u003e\u003ch2 id=\"softer-skin-and-healthier-hair\"\u003eSofter Skin \u0026amp; Healthier Hair\u003c\/h2\u003e\n\n\u003cp\u003e\u003cspan\u003eEliminate contaminants in the water that can be harmful to your body. By filtering chemicals such as chlorine and chloramine, you can avoid the drying effects of chemicals, promoting softer skin and healthier hair.\u003c\/span\u003e\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"www-guide-panel\"\u003e\u003ch2 id=\"better-tasting-food-and-water\"\u003eBetter Tasting Food \u0026amp; Water\u003c\/h2\u003e\n\n\u003cp\u003e\u003cspan\u003eWith a whole house water treatment system, you can savor the purity in the kitchen. Filtered water enhances not only the water that you drink but also the quality of the food that you eat. Upgrade your cooking by using cleaner and healthier filtered water.\u003c\/span\u003e\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"www-guide-panel www-full www-split-media\"\u003e\u003ch2 id=\"multi-stage-carbon-filter\"\u003eMulti-Stage Carbon Filter\u003c\/h2\u003e\n\n\u003cp\u003e\u003cspan\u003eStage 1 - KDF Media. Creates a bacteriostatic environment using copper and zinc alloy which helps with the removal of chlorine and heavy metals.\u003cbr\u003e\u003cbr\u003eStage 2 - Catalytic Activated Coconut Shell Carbon Bed. Designed to remove organic contaminants and disinfectant by-products such as chlorine and chloramines.\u003cbr\u003e\u003cbr\u003eStage 3 - EvenFlow Bed. Innovatively designed to maximize water treatment by substantially increasing contact time with the water filtration media.\u003c\/span\u003e\u003c\/p\u003e\n\u003cspan\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Multi-Stage_Well_Water_Filter.webp?v=1726741330\"\u003e\u003c\/span\u003e\u003c\/section\u003e\u003csection class=\"www-guide-panel www-full www-split-media\"\u003e\u003ch2 id=\"zee-pro-sediment-filter\"\u003eZee Pro Sediment Filter\u003c\/h2\u003e\n\n\u003cp\u003e\u003cspan\u003eDesigned to filter out sand, silt, clay, and any other sediment. This 5-micron sediment filter is the largest size available for maximum flow rates and longevity. It's 20 inches high and 4.5 inches wide. High-Quality Filter Housing with Bacteriostatic Technology will provide years of pain-free filter replacements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/RKIN_Zee_Pro_Sediment_Filter_How_it_works.png?v=1726744644\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"www-guide-panel www-full\"\u003e\u003ch2 id=\"what-s-in-the-box\"\u003eWhat's in the box?\u003c\/h2\u003e\n\u003cdiv class=\"www-box-grid\"\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Carbon_Filter_Tank.png?v=1726742826\" alt=\"\"\u003e\u003cfigcaption\u003eCarbon Filter Tank\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/ZEE_Pro_Filter_Housing.png?v=1726742826\" alt=\"\"\u003e\u003cfigcaption\u003eZEE Pro Filter Housing\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/ZEE_Pro_Sediment_Filter_40555060-de2f-498c-aff9-16f513c849f3.webp?v=1726742825\" alt=\"\"\u003e\u003cfigcaption\u003eZEE Pro Sediment Filter\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Sediment_Filter_Wrench.png?v=1726742825\" alt=\"\"\u003e\u003cfigcaption\u003eSediment Filter Wrench\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Bypass_Valve_1.png?v=1726742825\" alt=\"\"\u003e\u003cfigcaption\u003eBypass Valve\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Two_1_MNPT_PVC_Elbow_Fittings.webp?v=1726742825\" alt=\"\"\u003e\u003cfigcaption\u003eTwo 1\" MNPT PVC Elbow Fittings\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Hose_Bib_Assembly_b974dd3e-43a4-4dc2-9d52-656e91450a8d.webp?v=1726742825\" alt=\"\"\u003e\u003cfigcaption\u003eHose Bib Assembly\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/ZEE_Pro_Mounting_Kit.webp?v=1726742825\" alt=\"\"\u003e\u003cfigcaption\u003eZEE Pro Mounting Kit\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Installation_and_Product_Manual_87a41bdb-2535-44a6-8208-2377fd034305.png?v=1726742826\" alt=\"\"\u003e\u003cfigcaption\u003eInstallation and Product Manual\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"www-guide-panel www-full\"\u003e\u003ch2 id=\"installation-videos\"\u003eInstallation videos\u003c\/h2\u003e\n\u003cp\u003eRKIN OnliSoft Pro Saltless Water Softener Carbon Filter Combo is featured in the videos below. The Well Water Filter and\/or Salt Based Water Softener installation will be very similar, with additional drain and electrical outlet required.\u003c\/p\u003e\n\u003cdiv class=\"www-video-grid\"\u003e\n\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/i4bmGDdQc_o?si=39rig4rJiTemphPN\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/KVgBcvJ_eDE?si=qNWp21DB4zSUgVvW\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/tfA_MffIVfM?si=ftT5nW8xqMZU2UAs\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"www-guide-panel www-full\" id=\"verified-specifications\"\u003e\u003ch2\u003eModel specifications\u003c\/h2\u003e\n\u003cdiv class=\"www-table-wrap\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eBathrooms\u003c\/th\u003e\n\u003cth\u003eCarbon media capacity\u003c\/th\u003e\n\u003cth\u003ePrefilter replacement\u003c\/th\u003e\n\u003cth\u003eTank size\u003c\/th\u003e\n\u003cth\u003eConnection\u003c\/th\u003e\n\u003cth\u003eFlow rate\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCS8\u003c\/td\u003e\n\u003ctd\u003e1 to 3\u003c\/td\u003e\n\u003ctd\u003e500,000 gallons or 10 years\u003c\/td\u003e\n\u003ctd\u003eEvery 12 months\u003c\/td\u003e\n\u003ctd\u003e8 by 48 inches\u003c\/td\u003e\n\u003ctd\u003e1 inch\u003c\/td\u003e\n\u003ctd\u003e9 GPM service, 12 GPM peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCS9\u003c\/td\u003e\n\u003ctd\u003e2 to 5\u003c\/td\u003e\n\u003ctd\u003e1 million gallons or 10 years\u003c\/td\u003e\n\u003ctd\u003eEvery 12 months\u003c\/td\u003e\n\u003ctd\u003e9 by 52 inches\u003c\/td\u003e\n\u003ctd\u003e1 inch\u003c\/td\u003e\n\u003ctd\u003e11 GPM service, 17 GPM peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCS10\u003c\/td\u003e\n\u003ctd\u003e4 to 6\u003c\/td\u003e\n\u003ctd\u003e1 million gallons or 10 years\u003c\/td\u003e\n\u003ctd\u003eEvery 9 to 12 months\u003c\/td\u003e\n\u003ctd\u003e10 by 58 inches\u003c\/td\u003e\n\u003ctd\u003e1 inch\u003c\/td\u003e\n\u003ctd\u003e15 GPM service, 23 GPM peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCS13\u003c\/td\u003e\n\u003ctd\u003e7 or more\u003c\/td\u003e\n\u003ctd\u003e1 million gallons or 10 years\u003c\/td\u003e\n\u003ctd\u003eEvery 6 to 9 months\u003c\/td\u003e\n\u003ctd\u003e13 by 58 inches\u003c\/td\u003e\n\u003ctd\u003e1.5 inches\u003c\/td\u003e\n\u003ctd\u003e28 GPM service, 41 GPM peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eOperating range:\u003c\/strong\u003e 36°F to 120°F, 25 to 80 PSI, pH 6 to 11.\u003c\/p\u003e\n\u003cdiv class=\"www-resource-grid\"\u003e\u003ca href=\"https:\/\/docs.google.com\/document\/d\/e\/2PACX-1vTwwRcBFLK-X9U4IwQsWV20J6Hj91lWeXdootIk4IOEikU9-uSk61-VJ23f2gJ1imYM7ZIWWRKHBu5M\/pub\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003eRKIN CS8, CS9, CS10 and CS13 manual\u003c\/strong\u003e\u003cspan\u003eProduct specifications, parts, installation, soak and rinse instructions, maintenance and troubleshooting\u003c\/span\u003e\u003c\/a\u003e\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cstyle\u003e.www-product-guide{--teal:#0C4A4A;--gold:#C28C10;--charcoal:#42434D;color:var(--charcoal);font-size:17px;line-height:1.65;max-width:1080px;margin:0 auto}.www-product-guide *{box-sizing:border-box}.www-product-guide .www-guide-hero{background:linear-gradient(135deg,var(--teal),#126b6b);border-radius:16px;color:#fff;margin:0 0 22px;padding:clamp(24px,4vw,44px)}.www-product-guide .www-guide-hero 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.www-split-media{display:grid;gap:20px;grid-template-columns:minmax(0,1.2fr) minmax(240px,.8fr);align-items:center}.www-product-guide .www-split-media\u003eh2{grid-column:1\/-1;margin-bottom:0}.www-product-guide .www-split-media img{margin:0 auto}.www-product-guide iframe{aspect-ratio:16\/9;display:block;height:auto;width:100%}\n@media(max-width:749px){.www-product-guide{font-size:17px;line-height:1.58}.www-product-guide .www-box-grid,.www-product-guide .www-video-grid,.www-product-guide .www-split-media{grid-template-columns:1fr}.www-product-guide .www-split-media\u003eh2{grid-column:auto}.www-product-guide table{min-width:560px}.www-product-guide .www-box-grid img{height:auto;max-height:240px}}\n\u003c\/style\u003e","brand":"RKIN","offers":[{"title":"CS8 for 1-3 Bathrooms","offer_id":48785331093659,"sku":"RKIN-CS8","price":938.38,"currency_code":"USD","in_stock":true},{"title":"CS9 for 2-5 Bathrooms","offer_id":48785331126427,"sku":"RKIN-CS9","price":984.49,"currency_code":"USD","in_stock":true},{"title":"CS10 for 4-6 Bathrooms","offer_id":48785331159195,"sku":"RKIN-CS10","price":1154.52,"currency_code":"USD","in_stock":true},{"title":"CS13 for 7+ Bathrooms","offer_id":48785331191963,"sku":"RKIN-CS13","price":1997.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/1874\/8571\/files\/whole-house-carbon-water-filter-system-990847.jpg?v=1781624966"},{"product_id":"cbs-dual-carbon-whole-house-water-filter","title":"RKIN CBS Dual Carbon Whole House Water Filter System","description":"\n\n\n\u003cstyle\u003e\n.www-product-glance{background:#FFF8E7;border:1px solid rgba(194,140,16,.32);border-radius:10px;color:#42434D;margin:0 0 28px;padding:24px}\n.www-product-glance h2{color:#0C4A4A;font-size:1.35rem;line-height:1.2;margin:0 0 16px}\n.www-product-glance__grid{display:grid;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr))}\n.www-product-glance__grid div{border-left:3px solid #C28C10;padding-left:12px}\n.www-product-glance__grid strong{color:#0C4A4A;display:block;font-size:.92rem;margin-bottom:3px}\n.www-product-glance__grid span{display:block;font-size:.95rem;line-height:1.5}\n@media screen and (max-width:749px){.www-product-glance{padding:20px}.www-product-glance__grid{grid-template-columns:1fr}}\n\u003c\/style\u003e\n\u003ch2\u003e\u003cspan style=\"text-decoration: underline;\"\u003eRKIN CBS Dual Carbon Whole House Water Filter\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eRKIN CBS Dual Carbon Whole House Water Filter\u003c\/strong\u003e is a compact, cartridge-based filtration system designed for homes with \u003cstrong\u003e1–2 full-time residents\u003c\/strong\u003e. Using premium \u003cstrong\u003ecoconut shell activated carbon\u003c\/strong\u003e, it helps reduce chlorine, chloramine, PFAS, sediment, taste, odor, and other common water contaminants while delivering cleaner water to every tap in your home.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"text-decoration: underline;\"\u003eFeatures \u0026amp; Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhole House Filtration\u003c\/strong\u003e – Treats water at the point of entry to provide cleaner water throughout your home.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompact CBS Design\u003c\/strong\u003e – Space-saving cartridge-based system ideal for smaller homes, condos, and utility rooms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePremium Coconut Shell Carbon\u003c\/strong\u003e – High-capacity activated carbon helps reduce chlorine, chloramine, PFAS, taste, odor, and disinfection by-products.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCertified Carbon Cartridges\u003c\/strong\u003e – Includes \u003cstrong\u003etwo certified carbon block cartridges\u003c\/strong\u003e engineered for reliable contaminant reduction.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eZero Water Waste\u003c\/strong\u003e – Carbon filtration delivers filtered water without producing wastewater.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEasy Cartridge Replacement\u003c\/strong\u003e – Replace filters quickly with durable Microban® filter housings designed for simple maintenance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInstall-Ready System\u003c\/strong\u003e – Ships with minimal assembly required for straightforward installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAssembled in Florida\u003c\/strong\u003e – Supported by RKIN's U.S.-based manufacturing and quality standards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan style=\"text-decoration: underline;\"\u003eContaminant Reduction\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eDesigned to help reduce:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSediment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChlorine\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChloramine\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePFAS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTaste \u0026amp; Odor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHaloacetic Acids (HAAs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMTBE\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTrihalomethanes (THMs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHerbicides\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePesticides\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOther common disinfection by-products\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePerfect For\u003c\/h2\u003e\n\u003cp\u003eHomes with 1–2 full-time residents\u003cbr\u003eMunicipal water supplies\u003cbr\u003eChlorine \u0026amp; chloramine reduction\u003cbr\u003ePFAS filtration\u003cbr\u003eBetter tasting drinking water\u003cbr\u003eCompact whole house filtration systems\u003c\/p\u003e\n\u003cdiv class=\"image-with-text__text rte body\"\u003e\n\u003cp\u003e\u003cspan class=\"metafield-multi_line_text_field\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Filter_Out_Iron_Sulfur_and_Manganese_6fffef77-591e-428d-9099-000a20cd338f.webp?v=1726741331\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"image-with-text__heading h2 rte\"\u003eSofter Skin \u0026amp; Healthier Hair\u003c\/h2\u003e\n\u003cdiv class=\"image-with-text__text rte body\"\u003e\n\u003cp\u003e\u003cspan class=\"metafield-multi_line_text_field\"\u003eEliminate contaminants in the water that can be harmful to your body. By filtering chemicals such as chlorine and chloramine, you can avoid the drying effects of chemicals, promoting softer skin and healthier hair.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"metafield-multi_line_text_field\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Softer_Skin_Healthier_Hair.webp?v=1726741330\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"image-with-text__heading h2 rte\"\u003eBetter Tasting Food \u0026amp; Water\u003c\/h2\u003e\n\u003cdiv class=\"image-with-text__text rte body\"\u003e\n\u003cp\u003e\u003cspan class=\"metafield-multi_line_text_field\"\u003eWith our whole house water treatment system, you can savor the purity in the kitchen. Filtered water enhances not only the water that you drink but also the quality of the food that you eat. Upgrade your cooking by using cleaner and healthier filtered water.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"metafield-multi_line_text_field\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Better_Tasting_Food_Water.webp?v=1726741330\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"image-with-text__heading h2 rte\"\u003eCertified Carbon Cartridge\u003c\/h2\u003e\n\u003cdiv class=\"image-with-text__text rte body\"\u003e\n\u003cp\u003e\u003cspan class=\"metafield-multi_line_text_field\"\u003eActivated carbon block filters for chlorine, chloramine, PFAS, taste, and odor reduction. Excellent chemical contaminant reduction, high adsorptive capacity, and efficiency.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"metafield-multi_line_text_field\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/RKIN_CBS_DC20_Dual_Carbon_Filter_Cartridges.webp?v=1727249468\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"title inline-richtext h1\" style=\"text-align: center;\"\u003eWhats in the box\u003c\/h2\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/RKIN_CBS_DC20_Dual_Carbon_Filter.png?v=1727248357\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003eDual ZEE Pro Housing\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/RKIN_CBS_DC20_Dual_Carbon_Filter_Cartridges_1_2.webp?v=1727249567\"\u003e\u003cbr\u003eTwo Carbon Cartridges\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Sediment_Filter_Wrench.png?v=1726742825\"\u003e\u003cbr\u003eSediment Filter Wrench\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/ZEE_Pro_Mounting_Kit.webp?v=1726742825\"\u003e\u003cbr\u003eZEE Pro Mounting Kit\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Installation_and_Product_Manual_87a41bdb-2535-44a6-8208-2377fd034305.png?v=1726742826\"\u003e\u003cbr\u003eInstallation and Product Manual\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"title inline-richtext h2\"\u003eRKIN OnliSoft Pro Saltless Water Softener Carbon Filter Combo is featured in the videos below. The Well Water Filter and\/or Salt Based Water Softener installation will be very similar, with additional drain and electrical outlet required.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/i4bmGDdQc_o?si=quIT8eqgxA48mBvl\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/KVgBcvJ_eDE?si=GCVyeaaBIspLaWf1\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/tfA_MffIVfM?si=ZXuadbJv8C2Q08yt\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"RKIN","offers":[{"title":"Default Title","offer_id":48785330995355,"sku":"RKIN-CBS-DC-20","price":669.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/1874\/8571\/files\/cbs-dual-carbon-whole-house-water-filter-403536.jpg?v=1781624966"},{"product_id":"op1l-certified-whole-house-lead-cyst-pfoa-and-pfos-water-filter-system","title":"RKIN OP1L Certified Whole House Lead, Cyst, PFOA, and PFOS Water Filter System","description":"\u003cdiv class=\"www-product-guide www-product-guide-r28\"\u003e\n\u003cheader class=\"www-guide-hero\"\u003e\n\u003cp class=\"www-eyebrow\"\u003eProduct guide\u003c\/p\u003e\n\u003ch2\u003eRKIN OP1L Certified Whole House Lead, Cyst, PFOA, and PFOS Water Filter System\u003c\/h2\u003e\n\u003cp class=\"www-lead\"\u003eReview product details, specifications, installation information and available resources in clearly organized sections.\u003c\/p\u003e\n\u003c\/header\u003e\u003cnav class=\"www-section-nav\"\u003e\u003ca href=\"#features-and-benefits\"\u003eFeatures\u003c\/a\u003e\u003ca href=\"#water-conditioning-options\"\u003eOptions\u003c\/a\u003e\u003ca href=\"#understanding-lead-exposure\"\u003eLead\u003c\/a\u003e\u003ca href=\"#verified-contaminant-reduction\"\u003eReduction\u003c\/a\u003e\u003ca href=\"#whats-in-the-box\"\u003eIn the box\u003c\/a\u003e\u003ca href=\"#verified-manuals-and-certification\"\u003eManuals and certification\u003c\/a\u003e\u003c\/nav\u003e\n\u003cdiv class=\"www-panel-grid\"\u003e\n\u003csection class=\"www-guide-panel\"\u003e\n\u003ch2 id=\"rkin-whole-house-lead-and-pfas-water-filter\"\u003e\u003cspan\u003eRKIN Whole House Lead \u0026amp; PFAS Water Filter\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eProtect every tap in your home with the \u003cstrong\u003eRKIN Whole House Lead \u0026amp; PFAS Water Filter\u003c\/strong\u003e. Certified to \u003cstrong\u003eNSF\/ANSI standards\u003c\/strong\u003e for the reduction of \u003cstrong\u003elead, cysts, PFOA, and PFOS\u003c\/strong\u003e, this whole house filtration system also helps reduce sediment, chlorine, chloramine, and other disinfection by-products before water reaches your faucets, showers, and appliances.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"www-guide-panel www-full\"\u003e\n\u003ch2 id=\"features-and-benefits\"\u003e\u003cspan\u003eFeatures \u0026amp; Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCertified Contaminant Reduction\u003c\/strong\u003e – Certified for the reduction of \u003cstrong\u003eLead, Cysts, PFOA, and PFOS\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhole House Protection\u003c\/strong\u003e – Filters water at the point of entry to provide cleaner water throughout your entire home.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eReduces Chlorine \u0026amp; Chloramine\u003c\/strong\u003e – Improves water taste and odor while reducing common municipal disinfectants.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCaptures Soluble \u0026amp; Particulate Lead\u003c\/strong\u003e – Designed to reduce both dissolved and particulate lead using specialized filtration media and \u003cstrong\u003e0.5-micron\u003c\/strong\u003e mechanical filtration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eReduces Giardia \u0026amp; Cryptosporidium Cysts\u003c\/strong\u003e – Helps remove microbial cysts that are resistant to chlorine disinfection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEasy Filter Changes\u003c\/strong\u003e – Tool-free cartridge replacement with a simple pressure relief and snap-ring design.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Filter Notifications\u003c\/strong\u003e – Integrated electronic head tracks filter life and provides replacement reminders.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHeavy-Duty Construction\u003c\/strong\u003e – Durable filter housing backed by a \u003cstrong\u003eLifetime Warranty on tanks and parts\u003c\/strong\u003e*.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Support Included\u003c\/strong\u003e – Detailed installation guide, free continental U.S. shipping, and U.S.-based technical support.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection class=\"www-guide-panel www-full\"\u003e\n\u003ch2 id=\"water-conditioning-options\"\u003eWater conditioning options\u003c\/h2\u003e\n\u003cdiv class=\"www-subsection-grid\"\u003e\n\u003cdiv class=\"www-subsection\"\u003e\n\u003ch3 id=\"optional-water-softener-and-conditioner-combinat\"\u003e\u003cspan\u003eOptional Water Softener \u0026amp; Conditioner Combinations\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eFor homes with hard water, this filtration system can be paired with either:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSalt-Free OnliSoft Conditioner\u003c\/strong\u003e – Uses Seed Assisted Crystallization (SAC) technology to help reduce scale buildup without salt, chemicals, or routine media replacement. OnliSoft is a maintenance-free media designed to prevent scale build-up by transforming hardness molecules into harmless minerals that no longer cling to household and appliance plumbing surfaces. This is accomplished without adding anything to the water, such as salt, acids, or any other chemicals. The OnliSoft media is non-absorbent and will work for a lifetime. This means that there are no replacements or maintenance required.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSalt-Based Water Softener\u003c\/strong\u003e – Removes hardness minerals that contribute to scale buildup while improving soap efficiency and helping protect plumbing and appliances. Soft water not only delivers greater washing power but it also reduces the amount of soap you need to use by up to 70%. In fact, the Bureau of Statistics found that between 17 and 20.8 cents of every dollar are spent on cleaning products. Soft water can reduce that bill by up to 65%. It can also eliminate extra rinse cycles and hot water. Plus, using less detergent, household cleaners, and chemicals is better for the environment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"www-subsection\"\u003e\n\u003ch3 id=\"why-use-a-water-conditioner\"\u003eWhy Use a Water Conditioner\u003c\/h3\u003e\n\u003cp\u003eThe mineral build-up, or scale, can occur in plumbing and household appliances when water is hard. Solid deposits of calcium carbonate can form when hard water is heated. This scale can reduce the life of appliances, raise the cost of heating your water and clog pipes. Long-term movement of hard water through pipe results in scale build-up. This can gradually close up the line and lower your water pressure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"www-guide-panel www-full www-split-media\"\u003e\n\u003ch2 id=\"perfect-for\"\u003e\u003cspan\u003ePerfect For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eHomes on municipal water\u003cbr\u003eLead reduction throughout the home\u003cbr\u003ePFAS (PFOA \u0026amp; PFOS) filtration\u003cbr\u003eChlorine \u0026amp; chloramine reduction\u003cbr\u003eProtecting plumbing and household appliances\u003cbr\u003eFamilies seeking certified whole house filtration\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Lead_in_the_water_supply_map_a87ec220-2573-498c-8d51-e26f2c11bb9b.webp?v=1727251842\"\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"www-guide-panel www-full\"\u003e\n\u003ch2 id=\"understanding-lead-exposure\"\u003eUnderstanding lead exposure\u003c\/h2\u003e\n\u003cdiv class=\"www-subsection-grid\"\u003e\n\u003cdiv class=\"www-subsection\"\u003e\n\u003ch3 id=\"how-lead-affects-adults\"\u003eHow Lead Affects Adults\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThere is no safe level of lead for the human body, and unlike other metals, it has no useful biological function. Even low concentrations of lead in the water can cause a significant increase in blood lead levels, and any damage is irreversible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/How_Lead_Affects_Adults_94581534-ce97-4007-a553-b5510c366241.webp?v=1727251889\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"www-subsection\"\u003e\n\u003ch3 id=\"how-lead-affects-children\"\u003eHow Lead Affects Children\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eLead is a potent neurotoxin, and it has significant effects on childhood health and development. The Centers for Disease Control and Prevention states that lead exposure can affect nearly every system in a child's body, inhibiting the growth of both physical and mental abilities.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/How_Lead_Affects_Children_a891fc08-4989-43bd-9152-05efee6217bc.webp?v=1727251927\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"www-guide-panel www-full\"\u003e\n\u003ch2 id=\"understanding-pfos-and-pfoa\"\u003eUnderstanding PFOS and PFOA\u003c\/h2\u003e\n\u003cdiv class=\"www-subsection-grid\"\u003e\n\u003cdiv class=\"www-subsection\"\u003e\n\u003ch3 id=\"what-are-pfos-and-pfoa\"\u003eWhat are PFOS and PFOA?\u003c\/h3\u003e\n\u003cp\u003ePFOS and PFOA are human-made compounds that do not occur naturally in the environment. They are fluorinated compounds that repel oil and water. PFOS and PFOA are used in a variety of industrial and consumer products, such as carpet and clothing treatments and firefighting foams. PFOS and PFOA are the two PFASs that are being produced in the largest amounts within the United States. They are extremely persistent in the environment and are resistant to most chemicals and microbial conventional treatment technologies. They are known to bioaccumulate in humans and wildlife.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"www-subsection\"\u003e\n\u003ch3 id=\"how-do-you-get-exposed-to-pfos-and-pfoa\"\u003eHow do you get exposed to PFOS and PFOA?\u003c\/h3\u003e\n\u003cp\u003ePFOS and PFOA are readily absorbed through oral exposure. Potential ways of exposure include ingestion of food and water, use of consumer products or inhalation of particulate matter containing PFAS. PFOA and PFOS have been found in drinking water supplies, typically associated with industrial use, manufacturing locations, or disposal. The EPA has not issued a Maximum Contaminant Level (MCL) for drinking water.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"www-subsection\"\u003e\n\u003ch3 id=\"what-are-the-health-effects-of-pfos-and-pfoa\"\u003eWhat are the health effects of PFOS and PFOA?\u003c\/h3\u003e\n\u003cp\u003eHuman Epidemiological studies found links between PFOA exposure and high cholesterol, increased liver enzymes, thyroid disorders, pregnancy-induced hypertension, decreased vaccination response, preeclampsia, and cancer. Human epidemiological research found associations between PFOS exposure and high cholesterol and adverse reproductive and developmental effects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"www-guide-panel www-full\"\u003e\n\u003ch2 id=\"types-of-lead-in-water\"\u003eTypes of lead in water\u003c\/h2\u003e\n\u003cdiv class=\"www-subsection-grid\"\u003e\n\u003cdiv class=\"www-subsection\"\u003e\n\u003ch3 id=\"soluble-ionic-lead\"\u003eSoluble\/Ionic lead\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eInvisible, odorless, and tasteless, soluble\/ionic lead requires a chemical removal process to be eliminated from the water. RKIN binders produce a chemical reaction with soluble lead, which creates an ionic bond, kinetically removing lead from the water.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Lead_and_PFAS_Filter_how_it_works_binders_bb417ec4-1a40-4759-89df-3f9de85dccda.webp?v=1727252112\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"www-subsection\"\u003e\n\u003ch3 id=\"particulate-lead\"\u003eParticulate lead\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eGranular and similar in size to tiny grains of sand, particulate lead is often a result of lead pipe corrosion and needs to be physically removed from the water. RKIN's lead filter works at a 0.5-micron filtration level and is specifically engineered to remove lead particles from the water physically.\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Lead_and_PFAS_Filter_how_it_works_5_micron_filtration_level_8c42e740-1af4-46e3-bcdb-13cd366c2727.webp?v=1727252481\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"www-guide-panel www-full\"\u003e\n\u003ch2 id=\"verified-contaminant-reduction\"\u003eVerified contaminant reduction\u003c\/h2\u003e\n\u003cdiv class=\"www-subsection-grid\"\u003e\n\u003cdiv class=\"www-subsection\"\u003e\n\u003ch3 id=\"eliminates-99-95-of-lead\"\u003eEliminates 99.95% of Lead\u003c\/h3\u003e\n\u003cp\u003eThe RKIN Whole House Lead Filter effectively removes both particulate and soluble lead from your water. When service lines that contain lead corrode, lead can enter into your water supply and contaminate your drinking water. This situation becomes more likely in areas where the water has low mineral content or high acidity, which corrodes fixtures and pipes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"www-subsection\"\u003e\n\u003ch3 id=\"eliminates-pfoa-and-pfos\"\u003eEliminates PFOA and PFOS\u003c\/h3\u003e\n\u003cp\u003eThe RKIN Whole House Lead Filtration system effectively removes chemicals such as, PFOA\/PFOS at the entry point of the water supply of your home, business or restaurant. The chemicals are bio-permanent, are resistant to direct oxidation, and do not break down naturally in the environment or the human body. Studies suggest that exposure to the chemicals may lead to cancer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"www-subsection\"\u003e\n\u003ch3 id=\"removes-giardia-and-crypto\"\u003eRemoves Giardia and Crypto\u003c\/h3\u003e\n\u003cp\u003eThe RKIN Whole House Lead Filtration system removes \u0026gt;99.95% of Giardia \u0026amp; Cryptosporidium. These waterborne parasites, common in drinking and recreational waters, can cause diarrheal disease, nausea and stomach cramps. Microbial Cysts are very resistant to chlorine-based disinfectants, so they must be filtered out of the water supply.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"www-subsection\"\u003e\n\u003ch3 id=\"removes-chlorine-and-chloramine\"\u003eRemoves Chlorine and Chloramine\u003c\/h3\u003e\n\u003cp\u003eThe RKIN Whole House Lead Filtration system removes \u0026gt;99.95% of Chlorine \u0026amp; Chloramine. These disinfectants in the water, added during the municipal water treatment process, can have adverse effects on your health. The most harmful exposure is through inhalation and skin absorption of steam in a shower.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"www-guide-panel www-full\"\u003e\n\u003ch2 id=\"easy-to-understand-filter-life-and-replacement-n\"\u003eEasy to understand filter life and replacement notifications\u003c\/h2\u003e\n\u003cdiv class=\"www-media-grid\"\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Lead_and_PFAS_Filter_FIlter_replacement_notification_1.png?v=1727252600\" alt=\"\"\u003e\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Lead_and_PFAS_Filter_FIlter_replacement_notification_2_b4dd90d4-ec1b-4a8e-a454-6f4b009750f2.webp?v=1727252623\" alt=\"\"\u003e\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Lead_and_PFAS_Filter_FIlter_replacement_notification_3_03ffdf55-a6e3-4cd4-afc2-9ac70a13f186.webp?v=1727252626\" alt=\"\"\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"www-guide-panel www-full\"\u003e\n\u003ch2 id=\"easy-filter-replacements-with-no-tools-required\"\u003eEasy filter replacements with no tools required\u003c\/h2\u003e\n\u003cdiv class=\"www-media-grid\"\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Lead_and_PFAS_Filter_FIlter_replacement_1_36715f99-54f9-48bf-81da-0211ae56ff13.webp?v=1727252684\" alt=\"\"\u003e\n\u003cfigcaption\u003e1. Press the red pressure relief valve\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Lead_and_PFAS_Filter_FIlter_replacement_2_0dc0e8b5-e2fc-44de-bae6-a13ee0381530.webp?v=1727252736\" alt=\"\"\u003e\n\u003cfigcaption\u003e2. Pull snap-ring\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Lead_and_PFAS_Filter_FIlter_replacement_3_861a26b6-0211-42ac-98dc-11efe84d5a5b.webp?v=1727252736\" alt=\"\"\u003e\n\u003cfigcaption\u003e3. Lift top cap\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"www-guide-panel www-full\"\u003e\n\u003ch2 id=\"whats-in-the-box\"\u003eWhat's in the box\u003c\/h2\u003e\n\u003cdiv class=\"www-box-grid\"\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_filter_housing_524d99e7-0d9d-4d1b-82ab-a6f30e005ce1.webp?v=1727252803\" alt=\"\"\u003e\n\u003cfigcaption\u003eFilter Housing\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/0.5_Micron_Cartridge.png?v=1727252932\" alt=\"\"\u003e\n\u003cfigcaption\u003e0.5 Micron Cartridge\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Lead_and_PFAS_Filter_Digital_Notification_Head.png?v=1727252990\" alt=\"\"\u003e\n\u003cfigcaption\u003eDigital Notification Head\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/CS_By-pass_valve_1f82873c-e945-450b-be01-be42bdddd3d5.png?v=1726752947\" alt=\"\"\u003e\n\u003cfigcaption\u003eBypass Valve\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/123.png?v=1727253142\" alt=\"\"\u003e\n\u003cfigcaption\u003e1\" MNPT Fittings\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Lead_and_PFAS_Filter_Vertical_Elbows.webp?v=1727253160\" alt=\"\"\u003e\n\u003cfigcaption\u003eVertical Elbows\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Lead_and_PFAS_Filter_Drain_Valve_Assembly.png?v=1727253147\" alt=\"\"\u003e\n\u003cfigcaption\u003eDrain Valve Assembly\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Lead_and_PFAS_Filter_Straight_Connector_Extension.png?v=1727253147\" alt=\"\"\u003e\n\u003cfigcaption\u003eStraight Connector Extension\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/Water_Softener_Ac_Adapter_5d98c1be-0c6a-4f8e-9529-1bc445416cf7.png?v=1726752947\" alt=\"\"\u003e\n\u003cfigcaption\u003eAC Adapter\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/O-ring_Lubricant.webp?v=1727253159\" alt=\"\"\u003e\n\u003cfigcaption\u003eO-ring Lubricant\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"www-guide-panel www-full\" id=\"verified-resources\"\u003e\n\u003ch2 id=\"verified-manuals-and-certification\"\u003eVerified manuals and certification\u003c\/h2\u003e\n\u003cdiv class=\"www-resource-grid\"\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Manual.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eOP1L installation and operation manual\u003c\/strong\u003e\u003cspan\u003eInstallation, operation, maintenance and performance information\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0012\/7349\/5599\/files\/OP1L_Cartridge_Replacement.pdf?v=1682204327\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eOP1L cartridge replacement guide\u003c\/strong\u003e\u003cspan\u003eReplacement instructions\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/mirobase.iapmo.org\/pld\/file_info.asp?file_no=0009981\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eIAPMO product listing\u003c\/strong\u003e\u003cspan\u003eCertification and listing record\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"www-table-wrap\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eOP1L\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended home size\u003c\/td\u003e\n\u003ctd\u003e1 to 3 bathrooms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated filter capacity\u003c\/td\u003e\n\u003ctd\u003e100,000 gallons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTank size\u003c\/td\u003e\n\u003ctd\u003e8 inches wide by 40 inches high with head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection size\u003c\/td\u003e\n\u003ctd\u003e1 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated and peak flow\u003c\/td\u003e\n\u003ctd\u003e4.52 GPM rated, 8 GPM peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFiltration level\u003c\/td\u003e\n\u003ctd\u003e0.5 micron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating range\u003c\/td\u003e\n\u003ctd\u003e36°F to 120°F, 25 to 80 PSI, pH 6.5 to 10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e.www-product-guide{--teal:#0C4A4A;--gold:#C28C10;--charcoal:#42434D;color:var(--charcoal);font-size:17px;line-height:1.65;max-width:1080px;margin:0 auto}.www-product-guide *{box-sizing:border-box}.www-product-guide .www-guide-hero{background:linear-gradient(135deg,var(--teal),#126b6b);border-radius:16px;color:#fff;margin:0 0 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Confirmed\"!important;font-size:11px!important;font-weight:700!important;line-height:1.2!important;text-transform:uppercase!important;color:#0C4A4A!important}\n@media(max-width:480px){.sb_ETA .delivery_msg\u003ediv\u003efont.hightlight_date::after{font-size:9px!important}}\n\u003c\/style\u003e\n\u003cstyle\u003e\n.sb_ETA .delivery_msg\u003ediv\u003efont .hightlight_date::after{content:\"\"!important;display:none!important}\n\u003c\/style\u003e","brand":"RKIN","offers":[{"title":"OP1L Water Filter \/ 1-3 Bathrooms","offer_id":48785331290267,"sku":"RKIN-OP1L-1","price":1641.7,"currency_code":"USD","in_stock":true},{"title":"OP1L Water Filter \/ 4+ Bathrooms","offer_id":48785331323035,"sku":"RKIN-OP1L-x2","price":2944.26,"currency_code":"USD","in_stock":true},{"title":"Salt-Free Conditioner Combo \/ 1-3 Bathrooms","offer_id":48785331355803,"sku":"RKIN-OP1L-OS8","price":2898.55,"currency_code":"USD","in_stock":true},{"title":"Salt-Free Conditioner Combo \/ 4+ Bathrooms","offer_id":48785331388571,"sku":"RKIN-OP1L-x2-OS9","price":4415.49,"currency_code":"USD","in_stock":true},{"title":"Water Softener Combo \/ 1-3 Bathrooms","offer_id":48785331421339,"sku":"RKIN-OP1L-WS9","price":2792.5,"currency_code":"USD","in_stock":true},{"title":"Water Softener Combo \/ 4+ Bathrooms","offer_id":48785331454107,"sku":"RKIN-OP1L-x2-WS10","price":4298.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/1874\/8571\/files\/op1l-certified-whole-house-lead-cyst-pfoa-and-pfos-water-filter-system-840204.png?v=1781624966"}],"url":"https:\/\/waterwellnessworks.com\/collections\/city-water-treatment-systems.oembed","provider":"Water Wellness Works","version":"1.0","type":"link"}