AFWFilters
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Big Blue 20-inch Catalytic Carbon/KDF 85 Filter
$159.00The 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...CC-4520-85$159.00 -
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...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...AS-4520$229.00 -
Big Blue 20-inch GAC Filter
$62.00The Big Blue 20" 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 20-inch long and fits all standard...GC-4520$62.00 -
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...GC-4520-555$139.00 -
Big Blue 20-inch GAC/KDF 55 Filter
$99.00The 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...GC-4520-55$99.00 -
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...KX-4520-Pb1$159.00 -
Big Blue 20-inch Nitrate Filter - Aries AF-20-3610-BB
$279.00Nitrate/nitrite reduction filter Aries brand - made in the USA Standard 4.5-inch x 20-inch filters Aries AF-20-3610-BB Standard Big Blue filter fits standard 4.5-inch x 20-inch housings...NT-4520$279.00 -
Big Blue 20-inch pH Filter
$89.00The Big Blue 20" pH filter contains a blend of calcite and corosex that dissolves slowly in water to neutralize acid. It also contains GAC for optimal flow and treatment of tastes and odors...PH-4520$89.00 -
Out of stock
Big Blue 20-inch Pleated Sediment Filter
$27.0020" Big Blue 5 micron sediment filter Product Features Pleated for high flow and great holding capacity Removes particulates 4.5" x 20" standard big blue replacement size Fits Big Blue...SD-4520-PL50$27.00 -
Big Blue 20-inch Radial Flow Carbon
$73.00The Radial Flow Carbon Filter features a unique design that offers the benefits of granular activated carbon, but prevents slow carbon leaks that can be associated with GAC style cartridges. The...RF-4520-20$73.00 -
Big Blue 20-inch Sediment Filter - 1-micron
$34.0020" Big Blue 1 micron sediment filter Product Features 5µ Removes particulates as small as 1 micron Big Blue 20" Fits Big Blue housings used on some whole house filter...SD-4520-1$34.00 -
Big Blue 20-inch Sediment Filter - 10-micron
$29.0020" Big Blue 1 micron sediment filter Product Features 10 micron Removes particulates as small as 10 microns Big Blue 20" Fits Big Blue housings used on some whole house filter systems Removes...SD-4520-10$29.00 -
Big Blue 20-inch Sediment Filter - 5-micron
$27.0020" Big Blue 5 micron sediment filter Product Features 5µ Removes particulates as small as 5 microns Replaces SEDBB20 Identical product, updated part number Big Blue 20" Fits...SD-4520-5$27.00 -
Big Blue Filter Housing Replacement O-ring
$6.00Replacement O-ring for Big Blue filter housings Product Features Replacement O-ring for Big Blue Single O-ring for Big Blue filter housings (using 4.5 inch diameter filters) to replace cracked or...OR-45$6.00