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Water Filtration Systems & Filters

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  1. WRC25HD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge

    WRC25HD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge

    Fits American Plumber W2010-PR and W2015-PR and most other heavy duty water filter housings Learn More
    $67.99 Retail Price:  $78.19
  2. AP817-2 Aqua-Pure Whole House Filter Replacement Cartridge

    AP817-2 Aqua-Pure Whole House Filter Replacement Cartridge

    Fits Aqua-Pure whole house water filter systems Learn More
    $79.99 Retail Price:  $112.69
  3. P1012581 Culligan Undersink Replacement Filter Cartridge

    P1012581 Culligan Undersink Replacement Filter Cartridge

    Fits the Culligan 201 Under Sink Water Filter System Learn More
  4. GAC20-BB Pentek Whole House Filter Replacement Cartridge

    GAC20-BB Pentek Whole House Filter Replacement Cartridge

    Fits any heavy duty housing that uses 20-inch x 4 1/2-inch replacement filter cartridges Learn More
    $47.39 Retail Price:  $56.80
  5. RFC20-BB Pentek Replacement Filter Cartridge

    RFC20-BB Pentek Replacement Filter Cartridge

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More
    $56.99 Retail Price:  $61.51
  6. MATRIKX-1-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  7. MATRIKX-CTO2-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge

    MATRIKX-CTO2-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge

    Fits any standard housing that uses 20-inch x 4 1/2-inch replacement filter cartridges Learn More
    $59.99 Retail Price:  $69.29
  8. MATRIKX-Pb1-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge

    MATRIKX-Pb1-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge

    Fits any standard housing that uses 20-inch x 4 1/2-inch replacement filter cartridges Learn More
    $104.99 Retail Price:  $114.99
  9. CRFC-20BB Pentek Chloramine Reduction Water Filter

    CRFC-20BB Pentek Chloramine Reduction Water Filter

    $137.99 Retail Price:  $156.27
  10. FXB20RFL Filtrex Green Radial Flow Water Filter Cartridges

    FXB20RFL Filtrex Green Radial Flow Water Filter Cartridges

    Sized 20 x 4.5 inches Learn More
    $66.99 Retail Price:  $69.54
  11. KDF55-20BB Tier1 Water Filter

    KDF55-20BB Tier1 Water Filter

    Fits water filtration systems that accept 20 x 4.5 inch cartridges, including the #20 Big Blue and Big Boy housings by Pentek Learn More
    $31.99 Retail Price:  $63.24

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