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 -
$42.00
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20-inch AdEdge Bayoxide® E33 Filter for Arsenic
$189.00The Big Blue 20" AdEdge Bayoxide E33 filter is used to reduce arsenic. The filter measures 4.5-inch in diameter and 20-inch long and fits all standard 20-inch Big Blue housings. Product Features AdEdge Bayoxide® E33 Industry leading...AE-2520-E33$189.00 -
20-inch Big Blue 2 Stage Filter Kit with Catalytic Carbon/KDF-85 and Radial Flow Carbon
$219.00Standard 4.5-inch x 20-inch filters Catalytic carbon/KDF 85 Radial Flow Carbon Reduces iron, hydrogen sulfide, heavy metals Reduces Chlorine, chemicals, tastes, and odors Radial flow filter to minimize flow restriction 6-12 month filter...RFK2-4520-85RF$219.00 -
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 -
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 -
Big Blue 10-inch Big Blue Phosphate Filter for Scale Prevention
$109.00The 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$109.00 -
Portable RO Mikro Epsilon Filter Kit
$33.00This filter set is designed for the Mikro Epsilon portable RO system. The inline filters work with most reverse osmosis systems available as well, and includes an inline GAC filter and an inline Calcite pH filter, both with 1/4" quick-connect fittings...PFK-Epsilon$33.00 -
2 Stage Big Blue Filter Kit 4.5" x 20" Sediment and Catalytic Carbon
$139.00Replacement or upgrade for standard Big Blue systems Sediment filter Catalytic Carbon filter Standard 4.5-inch x 20-inch filters Replacement Big Blue filters. Sediment filter removes a wide range of dirt and particulate, increasing water clarity...RFK2-4520-SDCC$139.00 -
2 Stage Big Blue Filter Kit 4.5" x 20" Dual Bone Char
$329.00Replacement or upgrade for standard Big Blue systems Dual Bone Char Carbon filters Standard 4.5-inch x 20-inch filters Replacement Big Blue filters. Bone char carbon is typically used to reduce fluoride, arsenic, radioactive isotopes, iron, lead,...RFK2-4520-BCBC$329.00 -
2 Stage Big Blue Filter Kit 4.5" x 20" Activated Alumina and Bone Char
$309.00Replacement or upgrade for standard Big Blue systems Activated Alumina filter Bone Char Carbon filter Standard 4.5-inch x 20-inch filters Replacement Big Blue filters. Activated alumina is commonly used to reduce lead, arsenic, and fluoride. Bone...RFK2-4520-AABC$309.00 -
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 -
20-inch Big Blue 2 Stage Filter Kit with Sediment & Matrikx Pb1 Filters
$179.00Replacement filter set for the 2 stage Big Blue 20" filter system includes sediment and Matrikx Pb1. Product Features 20" BB Sediment 5 micron Big Blue sediment filter for sand, sediment, and particulates 20" BB Matrikx Pb1 0.5 Micron...RFK2-4520-SDPb$179.00 -
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 -
20-inch GAC Filter
$34.00The 20" GAC filter can be used to replace a current filter or upgrade from the carbon block filter. The filter measures 2.5-inch in diameter and 20-inch long and fits all standard 20-inch housings. Product Features GAC Granular activated...GC-2520$34.00