{"product_id":"ispring-fm25b-whole-house-water-filter-cartridge-iron-manganese-reduction-4-5-x-20","title":"iSpring FM25B Whole House Water Filter Cartridge – Iron \u0026 Manganese Reduction (4.5 x 20)","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe iSpring FM25B is a replacement filter cartridge designed for whole-house systems. It targets iron and manganese, two common contributors to water that can affect taste, appearance, and appliance performance. Built for compatibility with iSpring WGB32BM and WGB22BM setups, this cartridge emphasizes consistent filtration across every faucet, shower, and appliance in your home.\u003c\/p\u003e\n\n\u003ch2\u003eKey benefits\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eIron and manganese reduction: reduces iron up to 3.0 ppm down to 0.01 ppm and manganese up to 1.0 ppm down to 0.01 ppm for noticeably clearer water.\u003c\/li\u003e\n  \u003cli\u003eWhole-house impact: filters water at the point of entry, supporting consistent quality from kitchen taps to laundry and beyond.\u003c\/li\u003e\n  \u003cli\u003eSensor-free filtration that works with standard household pressure ranges, helping you maintain steady flow without sudden drops.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePerformance and efficiency\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eEfficient design with higher linear velocities than conventional media, enabling high flow rates and a very low pressure drop.\u003c\/li\u003e\n  \u003cli\u003eFeed water pressure tolerance: 20 – 100 psi, with an approximate 5 psi drop at 8 gpm, helping maintain steady performance in typical homes.\u003c\/li\u003e\n  \u003cli\u003eDesigned to remove contaminants without compromising throughput, supporting daily routines from dishes to showers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eDurability and reliability\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eStable operation across a pH range of 5.8–8.6 and temperatures from 40–113 °F, supporting diverse water conditions.\u003c\/li\u003e\n  \u003cli\u003eLonger-lasting media compared with some alternatives, as the catalytic surface is not consumed in the filtration process, potentially delivering more service between changes.\u003c\/li\u003e\n  \u003cli\u003eEstimated life: up to 50,000 gallons at 3.0 ppm iron, or about 12 months at 200 GPD, depending on usage and water composition.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eQuality \u0026amp; support\u003c\/h2\u003e\n\u003cp\u003eManufactured to FDA standards and independently tested against NSF\/ANSI benchmarks for water quality and material safety. iSpring offers lifetime free tech support from a U.S. based team, and support is available if you need help with installation or replacement.\u003c\/p\u003e\n\n\u003ch2\u003eWhat to expect in your setup\u003c\/h2\u003e\n\u003cp\u003eUse the FM25B as a straightforward replacement cartridge for compatible iSpring whole-house systems. Regular replacement helps sustain filtration performance and protect your home’s water-related appliances and fixtures.\u003c\/p\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 does the FM25B cartridge filter out?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It reduces iron up to 3.0 ppm to 0.01 ppm and manganese up to 1.0 ppm to 0.01 ppm for improved water quality.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the FM25B compatible with my iSpring system?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It replaces cartridges in WGB32BM and WGB22BM whole-house systems.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"iSpring","offers":[{"title":"Default Title","offer_id":53092943265903,"sku":"B01A05Q3MI","price":111.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/ispring-fm25b-cartridge-front-view.jpg?v=1778761196","url":"https:\/\/taskholt.com\/products\/ispring-fm25b-whole-house-water-filter-cartridge-iron-manganese-reduction-4-5-x-20","provider":"TaskHolt","version":"1.0","type":"link"}