{"product_id":"ao-smith-ro-membrane-replacement-for-aos-hero-systems-reduces-chlorine-contaminants-aos-hero-s2","title":"AO Smith RO Membrane Replacement for AOS-HERO Systems | Reduces Chlorine \u0026 Contaminants - AOS-HERO-S2","description":"\u003ch2\u003eUpgrade your AOS-HERO RO system with a genuine AO Smith membrane\u003c\/h2\u003e\n\u003cp\u003eThis Stage 2 replacement is designed for AOS-HERO-S2 installations and compatible HERO-CHR setups. It helps minimize a broad range of common contaminants, offering a practical upgrade for ongoing filtration performance in homes that rely on AO Smith expertise.\u003c\/p\u003e\n\u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUp to 99% reduction of 90 contaminants, including chlorine, chloramine, lead, pesticides, PFOA\/PFOS, cysts, microplastics, and more.\u003c\/li\u003e\n  \u003cli\u003eIndependently tested to NSF standards 42, 53, 58, and 401 for filtration performance and reliability.\u003c\/li\u003e\n  \u003cli\u003eUse only certified, genuine AO Smith replacement cartridges to help maintain system efficiency and filtration integrity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUsage guidelines and timing\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eStage 2 replacement intended for AOS-HERO-CHR systems (model BOCCQF4QZX) and compatible configurations.\u003c\/li\u003e\n  \u003cli\u003eReplace every 12 months or 730 gallons, whichever comes first, to help sustain effective filtration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChoosing AO Smith means pairing a proven membrane with the rest of your filtration setup. Results can vary with water quality, usage, and maintenance practices. This replacement is positioned to support consistent performance as part of regular system upkeep.\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: Is this AO Smith HERO membrane replacement compatible with HERO-CHR systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This Stage 2 membrane is designed for AOS-HERO-CHR systems and works with genuine AO Smith cartridges.\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 AOS-HERO S2 membrane?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 12 months or 730 gallons, whichever comes first, to maintain filtration performance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"A. O. Smith","offers":[{"title":"Default Title","offer_id":53090240823407,"sku":"B0CCQCNDLK","price":97.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/ao-smith-hero-membrane-replacement.jpg?v=1778707678","url":"https:\/\/taskholt.com\/products\/ao-smith-ro-membrane-replacement-for-aos-hero-systems-reduces-chlorine-contaminants-aos-hero-s2","provider":"TaskHolt","version":"1.0","type":"link"}