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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22 Item(s)

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  1. PS5-10C Pentek Comparable Sediment Water Filter by Tier1

    PS5-10C Pentek Comparable Sediment Water Filter by Tier1

    Fits standard filter housings using 10 x 2.5-inch filters Learn More
    $3.99 MSRP:  $6.99
  2. CW-F-D Culligan Comparable Whole House Water Filter 2-Pack by Tier1

    CW-F-D Culligan Comparable Whole House Sediment Water Filter by Tier1 (2-Pack)

    Fits most standard 10 x 2.5-inch housings Learn More
    $9.99 MSRP:  $12.99
  3. EP10-10 Tier1 Carbon Block Water Filter

    EP10-10 Tier1 Carbon Block Water Filter

    Sized 10 x 2 7/8 inches Learn More

    As Low As $5.20 Per Filter

  4. RS14-SS OmniFilter Whole House Water Filter

    RS14-SS OmniFilter Replacement Whole House Water Filter Cartridge

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

    As Low As $6.00 Per Filter

  5. PS5-10C Pentek Comparable Sediment Water Filter by Tier1

    PS5-10C Pentek Comparable Sediment Water Filter by Tier1

    Fits standard filter housings using 10 x 2.5-inch filters Learn More

    As Low As $3.24 Per Filter

  6. SDC-25-2010 Hydronix Comparable Sediment Water Filter by Tier1

    SDC-25-2010 Hydronix Comparable Sediment Water Filter by Tier1

    Fits standard filter housings using 20 x 2.5-inch filters Learn More

    As Low As $5.84 Per Filter

  7. Hydronix SDC-25-3010 Polypropylene Sediment Filter

    Hydronix SDC-25-3010 Polypropylene Sediment Filter

    Standard 30 inch by 2.5 inch size fits many standard size filter housings Learn More
    $8.99 MSRP:  $13.79
  8. Pentek KE10G2S Polyester Filter Bag

    Pentek KE10G2S Polyester Filter Bag

    Standard #2 size with 7 inch diameter by 32 inch length fits many common bag filter housings Learn More
    $9.99
  9. Pentek KO10G2S Polyester Filter Bag

    Pentek KO10G2S Polyester Filter Bag

    Standard #2 size with 7 inch diameter by 32 inch length fits many common bag filter housings Learn More
    $7.19 MSRP:  $10.99
  10. FXWF-1000 EcoWater Reverse Osmosis Filter Cartridge
  11. 3WH-STDSW-F02 3M Filtrete Replacement Water Filter Cartridges (2-Pack)
  12. SDC-25-2010 Hydronix Whole House Replacement Sediment Filter Cartridge

    SDC-25-2010 Hydronix Whole House Replacement Sediment Filter Cartridge

    Fits most housings that accept 20-inch x 2.5-inch water filter cartridges Learn More
    $8.99 MSRP:  $12.34
  13. EPM-10 Pentek Undersink Filter Replacement Cartridge

    EPM-10 Pentek Undersink Filter Replacement Cartridge

    Fits any standard housing that uses 9 3/4-inch x 2 1/2-inch replacement filter cartridges Learn More
    $9.99 MSRP:  $13.99
  14. PX10-20 Purtrex Replacement Filter Cartridge

    PX10-20 Purtrex Replacement Water Filter

    Fits industry standard filtration system housings that use 2.5-inch x 20-inch replacement filters Learn More
    $6.99 MSRP:  $9.19
  15. PX10-9-78 Purtrex Replacement Filter Cartridge

    PX10-9-78 Purtrex Replacement Water Filter

    Fits compact water filtration system housings that use 2.5-inch x 10-inch filters Learn More
    $4.05 MSRP:  $8.04
  16. RS14-DS OmniFilter Whole House Filter Replacement Cartridge (2-Pack)

    RS14-DS OmniFilter Whole House Water Filter Cartridges (2-Pack)

    Fits any brand of whole house water filtration system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $6.99 MSRP:  $8.15
  17. GX10-20 Hytrex Replacement Filter Cartridge

    GX10-20 Hytrex Water Filter Cartridge

    For filtration system housings that use 2.5-inch x 20-inch water filter cartridges Learn More
    $7.99 MSRP:  $11.49
  18. GX10-9-78 Hytrex Replacement Filter Cartridge

    GX10-9-78 Hytrex Replacement Water Filter Cartridge

    Fits industry standard filter housings that use 2.5-inch x 10-inch water filters Learn More
    $6.99 MSRP:  $8.61
  19. BP-420-10 Pentek Polypropylene Bag Filter

    BP-420-10 Pentek Polypropylene Bag Filter

    Fits Pentek PBH-420 housings Learn More
    $4.99 MSRP:  $8.15
  20. CW-F Pentek String Wound Sediment Water Filter (9-7/8 in x 2-1/4 in)

    CW-F Pentek String Wound Sediment Water Filter (9-7/8 in x 2-1/4 in)

    Built to fit into whole house water filtration systems with 10-inch housings Learn More
    $9.99
  21. SDC-25-1010 Hydronix Sediment Water Filter Cartridge

    SDC-25-1010 Hydronix Sediment Water Filter Cartridge

    2.5 inches by 9 7/8 inches, 10 micron. Built to fit into systems that use Liquatec SDF-25-1010 and Watts FPMB10-978 water filters Learn More
    $4.99 MSRP:  $6.89
  22. P10-5 Tier1 Polypropylene Sediment Filter

    P10-5 Tier1 Polypropylene Sediment Filter

    Sized 4 7/8 x 2 1/2 inches Learn More
    $3.99 MSRP:  $5.74

22 Item(s)

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