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Replacement Filter Kits

Replacement Filter Kits

Now offering yearly filter replacement subscriptions!

  • 20-inch Big Blue 2 Stage Filter Kit

    20-inch Big Blue 2 Stage Filter Kit

    $89.00
    Replacement filter set for 2 stage Big Blue 20-inch filter system. Includes the carbon block filter and sediment filter. Filters need replaced at least once a year, every 6 months is average for most homes. Product Features Replaces...
    RFK2-4520-SDCB
    $89.00
  • RO Pre-filter Kit (Replaces ROKP5)

    RO Pre-filter Kit (Replaces ROKP5)

    $35.00
    This prefilter set is designed for the Zoi series systems, and replaces the ROFKP5 part number. The standard size filters work in most reverse osmosis systems available as well, and includes a 5 micron sediment filter, a GAC filter, and a 5 micron carbon...
    DFK-PRE
    $35.00
  • RO Zoi Mu Pure Filter Kit

    RO Zoi Mu Pure Filter Kit

    $129.00
    This filter set is designed for the Zoi Mu 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-Mu
    $129.00