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Whole House Water Filters & Systems

Choose from over 100+ whole house water filters from some of the industry’s top brands including, Pentek, Rusco, Culligan and more. Whole house water filter systems are placed on the main water line entering your home, and designed to rust, sediment, chlorine and other chemical contaminants from all water entering your home. So no matter where you are in your house, whether it’s the guest bedroom shower, outside hose, kitchen or bathroom sink, you and your family can have clean, healthy and great tasting water.

Not only does a whole house water filter give you the luxury of clean great tasting water from every faucet in the house it can also help extend the life of appliances that use water, such as dishwashers, water heaters and washing machines, because it removes the sediment, chlorine and other contaminants that would otherwise be entering those appliances.

Not looking for a whole house water filter, check out huge selection of:

Faucet-mounted filters

Under sink water filters

Shower filtration systems

Countertop water filter systems

Water filter pitchers

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  1. WB-HB-20-20W Harmsco Pleated Commercial Water Filter Cartridge

    WB-HB-20-20W Harmsco Pleated Commercial Water Filter Cartridge

    Fits most standard 20 x 4.5-inch filter housings Learn More
    $28.99 Retail Price:  $37.99
  2.  WB-HB-20-50W Harmsco Pleated Commercial Water Filter Cartridge

    WB-HB-20-50W Harmsco Pleated Commercial Water Filter Cartridge

    Fits most standard 20 x 4.5-inch filter housings Learn More
    $27.99 Retail Price:  $37.99
  3. C2-02 Viqua Carbon Whole House Filter

    C2-02 Viqua Carbon Whole House Filter

    Fits most 20 x 4.5-inch filter housings including the Viqua IHS12-D4 and IHS22-D4 water disinfection systems. Learn More
    $54.99 Retail Price:  $89.00
  4. CMB-520-HF Viqua Sediment Whole House Filter

    CMB-520-HF Viqua Sediment Whole House Filter

    Fits most 20 x 4.5-inch filter housings including the Viqua IHS22-D4 water disinfection system Learn More
    $27.99 Retail Price:  $39.00
  5. Hydronix SDC-45-2001 Whole House Sediment Filter Cartridge (6-Pack)

    SDC-45-2001 Hydronix Whole House Replacement Sediment Filter Cartridge (6-Pack)

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More

    $112.99

  6. Hydronix SDC-45-2005 Whole House Sediment Filter Cartridge (6-Pack)

    SDC-45-2005 Hydronix Whole House Replacement Sediment Filter Cartridge (6-Pack)

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More

    $112.99

  7. SDC-45-2010 Hydronix Water Filter Cartridge 6-Pack

    SDC-45-2010 Hydronix Sediment Water Filter Cartridge (6-Pack)

    10-micron filter fits into water filtration systems that use 20-inch x 4.5-inch filter replacements Learn More

    $114.99

  8. SDC-45-2020 Hydronix Sediment Water Filter 6-Pack
  9. P5-20BB Tier1 Whole House Sediment Water Filter (2-Pack)

    P5-20BB Tier1 Whole House Sediment Water Filter (2-Pack)

    Fits filtration system housings that accept 20 x 4.5 inch cartridges Learn More

    $34.99

  10. P5-20BB Tier1 Whole House Sediment Water Filter (6-Pack)

    P5-20BB Tier1 Whole House Sediment Water Filter (6-Pack)

    Fits filtration system housings that accept 20 x 4.5 inch cartridges Learn More

    $91.99

  11. SDC-45-2050 Hydronix Comparable Sediment Water Filter by Tier1

    SDC-45-2050 Hydronix Comparable Sediment Water Filter by Tier1

    Fits standard filter housings using 20 x 4.5-inch filters Learn More
  12. AF-20-3690-BB Aries Replacement Whole House Fluoride Removal Filter

    AF-20-3690-BB Aries Whole House Fluoride Removal Filter

    Fits most housings that accept 20 inch x 4.5 filter cartridges Learn More
    $136.99 Retail Price:  $171.99
  13. SDC-45-2010 Hydronix Comparable Sediment Water Filter by Tier1

    SDC-45-2010 Hydronix Comparable Sediment Water Filter by Tier1

    Fits standard filter housings using 20 x 2.5-inch filters Learn More
    $19.99 Retail Price:  $32.99
  14. AF-20-2015 Aries Comparable Sediment Water Filter by Tier1

    AF-20-2015 Aries Comparable Polypropylene Sediment Water Filter by Tier1

    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

    Regular Price: $66.99

    Special Price: $35.05

  15. ECP5-20BB Pentek Comparable Whole House Sediment Water Filter by Tier1

    ECP5-20BB Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits most 20 x 5-inch filter housings Learn More
    $23.99 Retail Price:  $29.99
  16. R30-20BB Pentek Comparable Whole House Sediment Water Filter by Tier1

    R30-20BB Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits many styles of water filter housings that accept 20 x 5-inch filters Learn More
    $20.99
  17. TIER1-DGD1-20BB Whole House Sediment Water Filter

    DGD-2501-20 Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 20 x 5-inch housings Learn More
    $21.99 Retail Price:  $24.34
  18. EPM-20BB Pentek Comparable Whole House Water Filter by Tier1

    EPM-20BB Pentek Comparable Whole House Water Filter by Tier1

    Fits most standard 20 x 4.5-inch housings Learn More
    $41.99 Retail Price:  $47.99
  19. S1-20BB Pentek Comparable Whole House Water Filter by Tier1

    S1-20BB Pentek Comparable Whole House Water Filter by Tier1

    Fits PENTEK S1-20BB, American Plumber W20CLHD20 and 155305 Learn More
    $17.99 Retail Price:  $26.99
  20. Pentek ECP20-20BB Replacement Water Filter Cartridge

    ECP20-20BB Pentek Replacement Filter Cartridge

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More

    As Low As $22.17 Per Filter

  21. ECP5-20BB Pentek Whole House Filter Cartridge

    ECP5-20BB Pentek Whole House Filter Replacement Cartridge

    Fits Pentek 20-inch Big Blue and any standard housing that uses 20-inch x 4 1/2-inch replacement filter cartridges Learn More

    As Low As $22.17 Per Filter

  22. Pentek ECP50-20BB Replacement Water Filter Cartridge

    ECP50-20BB Pentek Replacement Filter Cartridge

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More

    As Low As $22.67 Per Filter

  23. Pentek ECP1-20BB Replacement Water Filter Cartridge

    ECP1-20BB Pentek Replacement Filter Cartridge

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More

    As Low As $23.83 Per Filter

  24. SPC-45-2020 Hydronix Pleated Sediment Filter

    SPC-45-2020 Hydronix Pleated Sediment Water Filter (20 in x 4.5 in, 20 Micron)

    Fits into systems that use the Liquatec SPF-45-2020, Pentek 255495-43 and Watts FM-BB-20-20 water filters Learn More

    As Low As $21.99 Per Filter

  25. SPC-45-2050 Hydronix Pleated Sediment Water Filter

    SPC-45-2050 Hydronix Pleated Sediment Water Filter (20 in x 4.5 in, 50 Micron)

    Fits into systems that use the Liquatec SPF-45-2050, Pentek 255496-43 and Watts FM-BB-50-20 water filters Learn More

    As Low As $20.99 Per Filter

Items 1 to 25 of 95 total

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