Replacement Filters
Now offering yearly filter replacement subscriptions!
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Arsenic 4.5" x 10" Replacement Filter
$209.00Arsenic Removal Filter Big Blue 4.5-inch x 10-inch High arsenic removal capacity Minimal flow restriction Standard 4.5-inch x 10-inch filter size Big Blue 10" filter with ASM resin offers excellent removal of Arsenic with less flow restriction...AS-4510$209.00 -
20-inch Big Blue 2 Stage Filter Kit with Sediment and Bone Char
$189.00Transform your home’s water quality with the 20-inch 2 Stage Filter Kit with Sediment and Bone Char. Designed for those who prioritize clean drinking water, this exceptional filter kit ensures you enjoy every sip without the worry of contaminants...RFK2-4520-SDBC$189.00 -
3 Stage Filter Kit - Sediment, pH Filter and Catalytic Carbon with KDF 85 Filters
$254.00Transform your water quality with the 3 Stage Filter Kit, expertly designed to deliver clean, refreshing water for your home. This comprehensive replacement filter kit enhances your water purification system with a sediment filter, pH filter, and...RFK3-4520-PH85SD$254.00 -
20-inch Big Blue 2 Stage Filter Kit with Dual DI Filters
$169.00Replacement filter set for the 2 stage Big Blue 20" filter system includes two DI filters. Product Features 20" DI Filter Deionization filter for ultra pure water Second 20" DI Filter Second Deionization filter for the purest water and best resin...RFK2-4520-DIDI$169.00 -
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20-inch AdEdge Bayoxide® E33 Filter for Arsenic
$189.00Protect your home and health with the high-performance 20-inch AdEdge Bayoxide® E33 Filter for Arsenic. This premium filtration solution effectively targets and reduces harmful arsenic levels in your drinking water, ensuring safe and clean water for you...AE-2520-E33$189.00 -
Big Blue 10-inch Big Blue Phosphate Filter for Scale Prevention
$159.00The Big Blue 10" phosphate filter Contains a slow-melt polyphosphate that dissolves slowly in water to inhibit scale and rust build-up. This type of treatment is recommended for use with ice machines, coffee and vending machines, food service...PO-4510$159.00 -
RO Zoi Iota Pure Filter Kit (incl. UV Bulb)
$159.00This filter set is designed for the Zoi Iota Pure system. The standard size filters work in most reverse osmosis systems available as well, and includes a 5 micron sediment filter, a GAC filter, a 5 micron carbon block filter, an inline alkaline filter,...DFK-Iota$159.00 -
2 Stage Filter Kit - Activated Alumina & Bone Char Carbon Filters for Fluoride, Chlorine, Lead, Chloramine and much more
$309.00Experience pristine water quality with the 2 Stage Filter Kit, designed to enhance your standard filtration system. This durable filter kit includes two powerful components: an Activated Alumina filter and a Bone Char Carbon filter, making it an...RFK2-4520-AABC$309.00 -
20-inch 2 Stage Filter Kit with Catalytic Carbon & KDF-85 and Radial Flow Carbon | Premium Water Filtration by AFWFilters
$224.00Transform your water quality with the 20-inch High Flow 2 Stage Filter Kit, a powerful solution for clean, great-tasting water. This premium filter system combines advanced technologies for unmatched performance, ensuring you enjoy safe and refreshing...RFK2-4520-85RF$224.00 -
10-inch pH Calcite Filter
$29.00The 10" pH filter can be used to replace current filters or upgrade from existing filters. The calcite media enables the filter to neutralize acid to a more neutral level and adds beneficial minerals in the process. The filter measures 2.5-inch in...PH-2510$29.00 -
Replacement Inline Post Filter - Merlin and PRF systems
$29.00Inline Post Filter Inline post filter with 3/8" quick connect fittings Fits Merlin and Pentair PRF systems Measures 10" x 2 3/4" The post filter on the GE Merlin and Pentair PRF reverse osmosis systems should be changed every 6-12 months to give...MRO-IPF$29.00 -
3 Stage Big Blue Filter Kit 4.5" x 20" Sediment, pH, Radial Flow Carbon
$169.005-micron sediment filter pH neutralizing filter Radial flow carbon filter Standard 4.5-inch x 20-inch size Replacement filter kit for 3-stage Big Blue systems includes a sediment filter for dirt and particulates, pH filter for acidic water, and a...RFK3-4520-SDpHRF$169.00 -
Big Blue 10-inch GAC Filter
$49.00The Big Blue 10" GAC filter can be used to replace a current filter or upgrade from the standard carbon block filter. The filter measures 4.5-inch in diameter and 10-inch long and fits all standard 10-inch Big Blue housings. Product...GC-4510$49.00 -
20-Inch 2 Stage Filter Kit | Sediment & Matrikx Pb1 Filters for Lead Reduction
$179.00Keep your drinking water clean and safe with the 20-Inch 2 Stage Filter Kit. This essential filter replacement set includes a sediment filter and a Matrikx Pb1 lead filter, expertly designed to enhance the performance of your existing 20” filter...RFK2-4520-SDPb$179.00