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

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Water Filtration Systems & Filters

Discount Filter Store carries a wide variety of water filters and filtration systems to make sure that you have clean water everywhere you need it. We offer camping water filters, RV filters, water bottles for travelers on the go. Purify your office or home’s drinking water with countertop filter systems, commercial grade filters, and whole house filter systems. Our filters are protected by our 100% Price Match Guarantee. We are happy to offer you the lowest possible price on our filters, matching any lower price listed by competitors.

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  1. WHKF-DWHB Whirlpool Comparable Whole House Sediment Water Filter by Tier1

    WHKF-DWHB Whirlpool Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 5-inch housings Learn More
    $18.99
  2. RS6-SS2-S06 OmniFilter Whole House Cartridge

    RS6-SS2-S06 OmniFilter Whole House Water Filter Cartridge

    Fits any brand of heavy duty whole house water filtration system that uses standard 9 3/4 x 4 1/2 filter cartridges Learn More

    As Low As $19.83 Per Filter

  3. ECP5-BB Pentek Comparable Whole House Sediment Water Filter by Tier1 (12-Pack)
  4. ECP5-BB Pentek Comparable Whole House Sediment Water Filter by Tier1 (4-Pack)
  5. ECP5-BB Pentek Comparable Whole House Sediment Water Filter by Tier1 (6-Pack)
  6. ECP5-BB Pentek Comparable Whole House Sediment Water Filter by Tier1 (25-Pack)
  7. CP5-BBS-D Culligan Comparable Whole House Sediment Water Filter by Tier1 (25-Pack)

    CP5-BBS-D Culligan Comparable Whole House Sediment Water Filter by Tier1 (25-Pack)

    Fits most standard 10 x 5-inch housings Learn More

    (Retail Price: $332.99 ) $224.99

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

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

    Fits most standard 10 x 5-inch housings Learn More
  9. CP5-BBS-D Culligan Comparable Whole House Water Filter by Tier1

    CP5-BBS-D Tier1 Culligan Comparable Whole House Sediment Water Filter

    Fits most standard 10 x 5-inch housings Learn More

    As Low As $8.00 Per Filter

  10. SPC-45-1005 Hydronix Comparable Whole House Sediment Water Filter by Tier1

    SPC-45-1005 Hydronix Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 5-inch housings Learn More

    As Low As $10.00 Per Filter

  11. SPC-45-1010 Hydronix Comparable Whole House Sediment Water Filter by Tier1

    SPC-45-1010 Hydronix Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 5-inch housings Learn More

    As Low As $10.00 Per Filter

  12. TO6 OmniFilter Comparable Whole House Sediment Water Filter by Tier1

    TO6 OmniFilter Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 5-inch housings Learn More

    As Low As $10.00 Per Filter

  13. W20CLA American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    W20CLA American Plumber Whole House Sediment Water Filter Cartridge (2-Pack)

    Built to fit into American Plumber W34-PR, WC34-PR and WVC34 whole house water filtration systems, in addition to most standard size water filtration system housings Learn More
    $11.99 MSRP:  $15.34
  14. AMERICAN-PLUMBER-W25P

    AMERICAN-PLUMBER-W25P

    $12.99 MSRP:  $13.79
  15. W30PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    W30PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    Fits American Plumber W34-PR, WC34-PR and WVC34 and most standard size water filter housings Learn More
    $16.99 MSRP:  $18.04
  16. W50PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    W50PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    Fits American Plumber W34-PR, WC34-PR and WVC34 and most standard size water filter housings Learn More
    $16.99 MSRP:  $18.39
  17. AMERICAN-PLUMBER-W50W
  18. W5P American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    W5P American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    Fits American Plumber W34-PR, WC34-PR and WVC34 and most standard size water filter housings Learn More
    $12.99 MSRP:  $16.34
  19. WPD-110 American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    WPD-110 American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    Fits American Plumber W34-PR, WC34-PR, WVC34, WH34, ST-1, ST-2, ST-3 and most standard size water filter housings Learn More
    $14.99 MSRP:  $18.34
  20. OMNIFILTER-BF7-S-05

    OMNIFILTER-BF7-S-05

    $69.99 MSRP:  $82.79
  21. OMNIFILTER-RS15

    OMNIFILTER-RS15

    $17.99 MSRP:  $18.39
  22. OMNIFILTER-RS16

    OMNIFILTER-RS16

    $18.99
  23. RS19 OmniFilter Reusable Screen Filter Cartridge

    RS19 OmniFilter Reusable Screened Water Filter Cartridge

    150 micron filter that fits into most industry standard size 10-inch water filtration system housings Learn More
    $14.39 MSRP:  $20.99

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