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Replacement Filters

Replacement Filters

Now offering yearly filter replacement subscriptions!

  • Big Blue 20-inch Radial Flow Carbon

    Big Blue 20-inch Radial Flow Carbon

    $73.00
    The 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 outer shell is contructed with a porous polypropylene and...
    RF-4520-20
    $73.00
  • Big Blue 20-inch GAC/KDF 55 Filter

    Big Blue 20-inch GAC/KDF 55 Filter

    $99.00
    The 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-4520-55
    $99.00
  • Big Blue 20-inch pH Filter

    Big Blue 20-inch pH Filter

    $89.00
    The 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. Product Features pH Filter This filter is designed...
    PH-4520
    $89.00
  • 10-inch Carbon Filter 5-micron

    10-inch Carbon Filter 5-micron

    $15.00
    5 Micron Standard 10" Carbon Block Filter (replaces CAB105) Product Features 5µ Carbon Block Solid carbon for removal of chlorine, tastes, odors, and chemicals Replaces CAB105 Identical product, updated part number Standard...
    CB-2510-5
    $15.00