{"product_id":"pentair-pentek-rffe20-bb-big-blue-iron-reduction-filter-cartridges-20-pack-of-2","title":"Pentair Pentek RFFE20-BB Big Blue Iron Reduction Filter Cartridges (20\") – Pack of 2","description":"\u003cdiv\u003e\n  \u003cp\u003eThe Pentair Pentek RFFE20-BB cartridges are designed to tackle dissolved iron at the source, helping water taste cleaner and look clearer across the whole home. They are chemical-free filtration options that work with standard 20-inch Big Blue housings to support a main cold-water line setup. Installed after the pressure tank or water meter, these cartridges target common iron-related issues without altering your water chemistry.\u003c\/p\u003e\n  \u003ch2\u003eWhat it does\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eReduces up to 3 ppm of dissolved iron, which can influence taste and odor.\u003c\/li\u003e\n    \u003cli\u003eHelps prevent orange or brown stains on sinks, toilets, tubs, and other fixtures.\u003c\/li\u003e\n    \u003cli\u003eProvides whole-house filtration on the main water line, a good fit for well water scenarios.\u003c\/li\u003e\n    \u003cli\u003eCompatible with all 20\" Big Blue housings and replaces many 4.5\" x 20\" iron-reducing filters.\u003c\/li\u003e\n    \u003cli\u003eDesigned for periodic replacement (every ~3 months for a typical family of four; see chart for details).\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003ch2\u003eReal-world use\u003c\/h2\u003e\n  \u003cp\u003eIn homes with noticeable iron content, these cartridges can contribute to a cleaner-tasting drinking water and lessen the frequency of rust stains in bathrooms and kitchens. The filtration happens on the main cold-water line, so every outlet benefits from improved water quality without requiring individual point-of-use systems.\u003c\/p\u003e\n  \u003cp\u003eWhile not a guaranteed cure for all iron-related concerns, the RFFE20-BB offers a practical, maintenance-friendly approach to reducing mineral content and supporting the longevity of pipes and appliances. Pre-sediment and post-carbon stages are recommended to maximize performance and maintain flow rates.\u003c\/p\u003e\n  \u003ch2\u003eInstallation \u0026amp; maintenance tips\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eInstall on the main cold water line after the pressure tank or water meter in a 20\" Big Blue housing.\u003c\/li\u003e\n    \u003cli\u003ePair with pre-sediment and post-carbon treatment for best results and broader contaminant removal.\u003c\/li\u003e\n    \u003cli\u003eRoutine replacement is advised every 3 months for a family of four, depending on water chemistry and usage.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eThese cartridge packs provide a practical, chemical-free approach to improving water clarity and taste while supporting the protection of plumbing and appliances. Always refer to the product chart for personalized replacement guidance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is the Pentair Pentek RFFE20-BB used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replacement cartridge for Big Blue housings that reduces dissolved iron up to 3 ppm, improving taste and reducing rust staining.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace the cartridge?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Typically every 3 months for a family of four; follow the product's chart for guidance with 3 ppm iron.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Pentek","offers":[{"title":"Default Title","offer_id":45738380329146,"sku":"B0CJHL6D72","price":325.36,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/3536\/8890\/files\/pentek-rffe20-bb-filter-housing.jpg?v=1774667323","url":"https:\/\/gardencanada.ca\/products\/pentair-pentek-rffe20-bb-big-blue-iron-reduction-filter-cartridges-20-pack-of-2","provider":"Garden Canada","version":"1.0","type":"link"}