Individual Replacement Filters
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Big Blue 20-inch Empty Cartridge Shell
$26.00The Big Blue 20" empty cartridge shell allows you to make your own custom whole house filter to treat exactly what you want in your water. Or, you can save money and refill it after the media is exhausted several times over. It includes the shell,...EC-4520$26.00 -
Big Blue 20-inch Filter for Arsenic
$229.00Arsenic Removal Filter Big Blue 4.5-inch x 20-inch style High arsenic removal capacity Minimal flow restriction Standard 4.5-inch x 20-inch filter size Big Blue filter with arsenic specific resin offers excellent removal of Arsenic with...AS-4520$229.00 -
Big Blue 10-inch Sediment Filter - 1-micron
$29.0010" Big Blue 1 micron sediment filter Product Features 1µ Removes particulates as small as 1 micron Big Blue 10" Fits Big Blue housings used on some whole house filter systems Removes sediment Traps dirt, sand, and...SD-4510-1$29.00 -
20-inch GAC/KDF 55 Filter
$59.00The 20" GAC/KDF 55 filter can be used to replace a current filter or upgrade from the carbon block filter or standard GAC filter. The KDF 55 media enables the filter to remove heavy metals, including lead, mercury, and iron. The filter measures 2...GC-2520-55$59.00 -
10-inch Slimline Phosphate Filter for Scale Prevention
$49.00The 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 equipment, water...PO-2510$49.00 -
Big Blue 20-inch GAC/5# KDF 55 Filter
$139.00The Big Blue 20" GAC/KDF 55 filter can be used to replace a current filter or upgrade from the carbon block filter or standard GAC filter. The KDF 55 media enables the filter to remove heavy metals, including lead, mercury, and iron. The filter...GC-4520-555$139.00 -
Big Blue 20-inch Catalytic Carbon/5# KDF 85 Filter
$179.00The Big Blue 20" Catalytic Carbon/KDF 85 filter can be used to replace a current filter or upgrade from the carbon block filter or standard GAC filter. The KDF-85 media enables the filter to remove iron AND hydrogen sulfide. Paired with the catalytic...CC-4520-855$179.00 -
20-inch Catalytic Carbon/KDF 85 Filter
$64.00The 20" Catalytic Carbon/KDF 85 filter can be used to replace a current filter or upgrade from the carbon block filter or standard GAC filter. The KDF 85 media enables the filter to remove heavy metals, including lead, mercury, and iron as well as low...CC-2520-85$64.00 -
20-inch Slimline Phosphate Filter for Scale Prevention
$79.00The 20" 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 equipment, water...PO-2520$79.00 -
Big Blue 20-inch Catalytic Carbon Filter
$99.00The Big Blue 20" Catalytic Carbon/KDF 85 filter can be used to replace a current filter or upgrade from the carbon block filter or standard GAC filter. The KDF-85 media enables the filter to remove iron AND hydrogen sulfide. Paired with the catalytic...CC-4520$99.00 -
Hydronix Inline Sediment Filter - 2-inch x 10-inch
$19.00Inline Sediment Filter w/ Quick Connect Fittings Product Features Sediment Sediment filter is great for removal of sediment, sand, and large particles Pre-filtration Standard inline sediment filter great for portable pre-filtration...SD-2010-14F$19.00 -
Big Blue 10-inch Activated Alumina Filter for Fluoride, Arsenic, and Lead
$109.00The Big Blue 10" Activated Alumina filter can be used to replace a current filter or upgrade your current 10" Big Blue filter system. The activated alumina filter reduces lead, arsenic, and fluoride in your water without adding any harmful chemicals or...AA-4510$109.00 -
Big Blue 20-inch Matrikx Pb1 Lead Filter
$159.00The Matrikx Pb1 filter provides 0.5 micron nominal filtration along with reduction of lead, chlorine, cyst, heavy metals and a wide range of chemicals. Filter is ~4.5"x20" and fits standard Big Blue filter housings Product Features Matrikx 0.5...KX-4520-Pb1$159.00 -
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 -
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