Collection: Replacement Filters

Our filter cartridges are replacements for Crystal Clear Supply water purification systems or any industry standard industry-standard housing using 9 ¾" length by 2 ½" to 2 ¾" width cartridges.

 We offer water filter cartridges containing special contaminant-selective media for a wide range of water problems. The most common are listed here. All are constructed from FDA grade materials.

Notice: consumer is responsible for following any state and/or local regulations and plumbing codes pertinent to the purchase, installation and operation of our products.

36 products
  • Carbon Block Water Filter Cartridge Full Flow 20" x 4.5"
    Carbon Block Water Filtration Cartridge Big Blue 20
    Regular price
    $59.88
    Sale price
    $59.88
    Regular price
    $66.95
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  • Sodium Removal Filter Cartridge
    Sodium Removal Water Filter Cartridge 10
    Regular price
    from $45.88
    Sale price
    from $45.88
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  • Deluxe In Line Sediment Filter Cartridge
    Deluxe Inline Sediment Water Filter Cartridge
    Regular price
    $18.49
    Sale price
    $18.49
    Regular price
    $19.99
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  • HDG-CB6-14 Replacement Carbon Filter Compatible for Multipure Aquaversa CB6
    Replacement Carbon Filter Compatible for Multipure
    Regular price
    $48.95
    Sale price
    $48.95
    Regular price
    $56.95
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  • 5 Micron Polypropylene Whole House Sediment Filter 4.5" x 20" (Pack of 2)
    5 Micron Whole House Sediment Water Filter 4.5
    Regular price
    $52.97
    Sale price
    $52.97
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  • Doulton Ceramic Multi Candle Filter Module High Flow
    Doulton Ceramic Multi Candle Filter Module High Flow
    Regular price
    $224.88
    Sale price
    $224.88
    Regular price
    $249.95
    Unit price
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  • Nitrate Removal Cartridge BB 10"
    Nitrate Removal Cartridge Big Blue 10
    Regular price
    $149.00
    Sale price
    $149.00
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  • KDF & GAC Filter Cartridge Big Blue
    KDF & GAC Water Filter Cartridge Big Blue
    Regular price
    $108.95
    Sale price
    $108.95
    Regular price
    $119.00
    Unit price
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  • Carbon Block Filter Cartridge 20" × 2½"
    Carbon Block Water Filter Replacement Cartridge 20
    Regular price
    $39.00
    Sale price
    $39.00
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  • Melt Blown Sediment Polypropylene Filter 10" × 4½"
    Sediment Polypropylene Filter 10
    Regular price
    from $16.97
    Sale price
    from $16.97
    Regular price
    $17.88
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  • Radial Flow Granular Activated Carbon Filter BB
    Radial Flow Granular Activated Carbon Filter Big Blue
    Regular price
    $89.95
    Sale price
    $89.95
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  • Whole House Pleated Sediment Filter 5 Micron 20" X 4-1-2"
    Whole House Pleated Sediment Filter 5 Micron 20
    Regular price
    $43.88
    Sale price
    $43.88
    Regular price
    $58.00
    Unit price
    per 
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  • Aquamira Replacement Filter Bottle
    Aquamira Replacement Water Filter Bottle
    Regular price
    $14.95
    Sale price
    $14.95
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  • Doulton Ultracarb Ceramic Replacement Water Filter Candle
    Doulton Ultracarb Ceramic Replacement Water Filter Candle
    Regular price
    $67.49
    Sale price
    $67.49
    Regular price
    $79.00
    Unit price
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  • Carbon Block Filter Cartridge Full-Flow 10" X 4-1-2" (BB)
    Carbon Block Filter Cartridge Full-Flow 10
    Regular price
    $40.89
    Sale price
    $40.89
    Regular price
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    per 
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