{"product_id":"tier1-25-micron-20-x-45-water-filter-whole-house-radial-flow-carbon-b07hgjj363","title":"Tier1 25 Micron 20 x 4.5 Water Filter | Whole House Radial Flow Carbon","description":"\u003carticle\u003e\u003csection\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eOffering satisfying experience in a value-driven package, the Tier1 25 Micron 20 x 4.5 Water Filter | Whole House Radial Flow Carbon Cartridge | Granular Activated Pre-Filter | Replacement for Pentek RFC-20BB, SDP-4520, RFC20-BB | 4.5 x 20 Water Filter (3pk) fits well into common scenarios. Built with Activated Carbon Block, measuring 4.55\"D x 4.55\"W x 19.58\"H, weighing 3 Pounds. Notable features include compatible replacement and replacement models, contributing to its user-tested character.\u003c\/p\u003e\u003c\/section\u003e\u003csection\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCOMPATIBLE REPLACEMENT MODELS – This 25 micron 20 x 4.5 radial flow carbon filter is a replacement for Pentair RFC20-BB, RFC-20BB, SDP-4520, 155247-43 and fits most standard 20 inch x 4.5 inch whole house filter housings.\u003c\/li\u003e\n\u003cli\u003eRADIAL FLOW GRANULAR ACTIVATED CARBON DESIGN – Radial flow carbon media allows water to pass evenly through the cartridge, supporting higher flow rates while reducing chlorine taste and odor and capturing coarse sediment commonly found in treated municipal water.\u003c\/li\u003e\n\u003cli\u003e25 MICRON PRE-FILTRATION FOR WHOLE HOUSE SYSTEMS – Designed to capture larger sediment, grit, and particulate matter before finer filtration stages, helping protect plumbing lines, valves, appliances, and downstream filtration equipment.\u003c\/li\u003e\n\u003cli\u003eSERVICE LIFE VARIES BY WATER CONDITIONS – Replacement frequency depends on sediment levels, water quality, and micron rating; finer filters capture smaller particles more quickly, so monitoring flow or pressure changes helps determine when cartridge replacement is needed.\u003c\/li\u003e\n\u003cli\u003eIDEAL WHOLE HOUSE PRE-FILTER – Commonly used as a first-stage or main entry point sediment filter to help protect plumbing, appliances, water softeners, and carbon filters from sediment buildup and premature wear.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection\u003e\u003ch2\u003eWhy Choose the Tier1 25 Micron 20 x 4.5 Water Filter | Whole House Radial Flow Carbon Cartridge | Granular Activated Pre-Filter | Replacement for Pentek RFC-20BB\u003c\/h2\u003e\n\u003cp\u003eThe Tier1 25 Micron 20 x 4.5 Water Filter | Whole House Radial Flow Carbon Cartridge | Granular Activated Pre-Filter | Replacement for Pentek RFC-20BB, SDP-4520, RFC20-BB | 4.5 x 20 Water Filter (3pk) combines compatible replacement with quality build quality, giving users practical use they can rely on across replacement under-sink water filters situations.\u003c\/p\u003e\u003c\/section\u003e\u003csection\u003e\u003ch2\u003eBest For\u003c\/h2\u003e\n\u003cp\u003eThe Tier1 25 Micron 20 x 4.5 Water Filter | Whole House Radial Flow Carbon Cartridge | Granular Activated Pre-Filter | Replacement for Pentek RFC-20BB, SDP-4520, RFC20-BB | 4.5 x 20 Water Filter (3pk) fits common scenarios scenarios well, providing satisfying experience and quality reliability.\u003c\/p\u003e\u003c\/section\u003e\u003csection\u003e\u003ch2\u003eQuick Summary\u003c\/h2\u003e\n\u003cp\u003eThe Tier1 25 Micron 20 x 4.5 Water Filter | Whole House Radial Flow Carbon Cartridge | Granular Activated Pre-Filter | Replacement for Pentek RFC-20BB is a Replacement Under-Sink Water Filters product by Tier1. Material: Activated Carbon Block. Product Dimensions: 4.55\"D x 4.55\"W x 19.58\"H. Item Weight: 3 Pounds. External Testing Certification: NSF. Product Benefits: Water purification capability. Price: $179.08.\u003c\/p\u003e\u003c\/section\u003e\u003csection\u003e\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eActivated Carbon Block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Dimensions\u003c\/td\u003e\n\u003ctd\u003e4.55\"D x 4.55\"W x 19.58\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eItem Weight\u003c\/td\u003e\n\u003ctd\u003e3 Pounds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Testing Certification\u003c\/td\u003e\n\u003ctd\u003eNSF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Benefits\u003c\/td\u003e\n\u003ctd\u003eWater purification capability\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/section\u003e\u003c\/article\u003e","brand":"Tier1","offers":[{"title":"Default Title","offer_id":48659413467390,"sku":"SPH-B07HGJJ363","price":179.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/2750\/9502\/files\/61TfRPyiYEL._AC_SX679.jpg?v=1785386046","url":"https:\/\/smilecartrendz.com\/products\/tier1-25-micron-20-x-45-water-filter-whole-house-radial-flow-carbon-b07hgjj363","provider":"PureLux Air","version":"1.0","type":"link"}