Discount Water Filters and Air Filters at Discount Filter Store.com

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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 remove 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

Items 1 to 25 of 38 total

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  1. Hydronix HF2-10CLWH12 Clear 10 inch Filter Housing

    Hydronix HF2-10CLWH12 Clear 10-inch x 2.5-inch Filter Housing

    Receives any standard 10-inch by 2.5-inch filter cartridge Learn More
    $15.99 MSRP:  $22.99
  2. 158098 Pentek Slim Line Water Filter Housing System

    158098 Pentek Slim Line Water Filter Housing System

    Fits 3/8-inch NPT Inlet / Outlet Connection Learn More
    $15.99 MSRP:  $19.99
  3. Hydronix SPC-45-1020 Pleated Sediment Water Filter

    SPC-45-1020 Hydronix Pleated Sediment Water Filter (10 in x 4.5 in, 20 Micron)

    Fits into systems that use the Liquatec SPF-45-1020, Pentek 255491-43 and Watts FM-BB-10-20 water filters Learn More

    As Low As $10.66 Per Filter

  4. Hydronix SPC-45-1030 Sediment Water Filter - Pleated

    SPC-45-1030 Hydronix Pleated Sediment Water Filter

    Sized 9 7/8 inches by 4.5 inches, 30 micron Learn More

    As Low As $11.00 Per Filter

  5. SDC-45-1050 Hydronix Pleated Water Filter

    SPC-45-1050 Hydronix Polypropylene Spun Water Filter

    9 7/8 inches by 4.5 inches, 50 micron, fits systems that use American Plumber WW50PEHD, Liquatec SPF-45-1050, Pentek 255492-43, Pentek 155053-43, Pentek R50-BB and Watts FM-BB-10-50 water filters Learn More

    As Low As $11.66 Per Filter

  6. 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 $18.66 Per Filter

  7. EPM-BB Pentek Comparable Carbon Whole House Water Filter

    EPM-BB Pentek Comparable Whole House Water Filter by Tier1

    Fits most 10 x 4.5-inch filter housings Learn More

    As Low As $16.16 Per Filter

  8. P5-10BB Tier1 Sediment Water Filter

    P5-10BB Tier1 Sediment Water Filter

    Fits filtration system housings that accept 10 x 4.5 inch cartridges Learn More

    As Low As $11.50 Per Filter

  9. P5-20BB Tier1 Sediment Water Filter

    P5-20BB Tier1 Whole House Sediment Water Filter

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

    As Low As $14.33 Per Filter

  10. EP5-20 Tier1 Carbon Block Water Filter

    EP5-20 Tier1 Carbon Block Water Filter

    Sized 20 x 2.5 inches Learn More

    As Low As $11.04 Per Filter

  11. D-15 Culligan Whole Comparable House Carbon Water Filter by Tier1

    D-15 Culligan Whole Comparable House Carbon Water Filter by Tier1

    Fits into most industry standard 10-inch water filtration system housings Learn More
  12. Hydronix SDC-25-3001 Polypropylene Sediment Filter

    Hydronix SDC-25-3001 Polypropylene Sediment Filter

    Standard 30 inch by 2.5 inch size fits many standard size filter housings Learn More
    $11.99
  13. Hydronix SDC-25-3075 Polypropylene Sediment Filter

    Hydronix SDC-25-3075 Polypropylene Sediment Filter

    Standard 30 inch by 2.5 inch size fits many standard size filter housings Learn More
    $10.99 MSRP:  $11.37
  14. Hydronix SDC-25-4010 Polypropylene Sediment Filter

    Hydronix SDC-25-4010 Polypropylene Sediment Filter

    Standard 40 inch by 2.5 inch size fits many standard size filter housings Learn More
    $12.99 MSRP:  $14.34
  15. Hydronix SDC-25-4050 Polypropylene Sediment Filter

    Hydronix SDC-25-4050 Polypropylene Sediment Filter

    Standard 50 inch by 2.5 inch size fits many standard size filter housings Learn More
    $12.99 MSRP:  $14.34
  16. Pentek 158623 Clear 3G Filter Housing

    Pentek 158623 Clear 3G Filter Housing

    Receives any standard 10 inch by 2.5 inch filter cartridge Learn More
    $19.99 MSRP:  $21.26
  17. SPC-45-1010 Hydronix Pleated Sediment Water Filter

    SPC-45-1010 Hydronix Pleated Sediment Water Filter

    Sized 9 7/8 inches by 4 1/2 inches, 10 micron Learn More
    $10.99 MSRP:  $18.39
  18. FS-1-100 Rusco Spin-Down Replacement Water Filter

    FS-1-100 Rusco Spin-Down Replacement Water Filter

    100 mesh, 152 micron and sized to fit one-inch pipe Learn More
    $11.99 MSRP:  $21.84
  19. FS-1-140 Rusco Spin-Down Replacement Water Filter

    FS-1-140 Rusco Spin-Down Replacement Water Filter

    140 mesh, 104 micron and built to fit a one-inch pipe Learn More
    $11.99 MSRP:  $18.39
  20. FS-1-100ST Rusco Sediment Trapper Replacement Filter

    FS-1-100ST Rusco Sediment Trapper Replacement Filter

    100 mesh, 152 micron and built to fit into a one-inch pipe Learn More
    $14.99 MSRP:  $21.84
  21. FS-1-500 Rusco Spin-Down Replacement Water Filter

    FS-1-500 Rusco Spin-Down Replacement Water Filter

    500 mesh, 30 micron and built to fit into a one-inch pipe Learn More
    $13.99 MSRP:  $20.69
  22. FS-1-250 Rusco Spin-Down Replacement Water Filter

    FS-1-250 Rusco Spin-Down Replacement Water Filter

    250 mesh, 61 micron and designed to fit a one-inch pipe Learn More
    $13.99 MSRP:  $20.69
  23. FS-1-100SS Rusco Spin-Down Replacement Water Filter

    FS-1-100SS Rusco Spin-Down Replacement Water Filter

    100 mesh, 152 micron and sized to fit a one-inch pipe Learn More
    $18.99 MSRP:  $28.74
  24. FS-1-60 Rusco Spin-Down Polyester Replacement Water Filter

    FS-1-60 Rusco Spin-Down Polyester Replacement Water Filter

    60 mesh, 254 micron and built to fit a 1 inch pipe Learn More
    $11.99 MSRP:  $19.54
  25. FS-1-60SS Rusco Spin-Down Stainless Steel Replacement Water Filter

    FS-1-60SS Rusco Spin-Down Stainless Steel Replacement Water Filter

    60 mesh, 254 micron and built to fit a 1 inch pipe Learn More
    $17.99 MSRP:  $27.59

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