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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. 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
  2. WFPF13003B DuPont Universal Whole House Filtration System

    WFPF13003B DuPont Universal Whole House Filtration System

    For use with DuPont WFPFC whole house filter cartridges Learn More
  3. WFHD13001B DuPont Universal Heavy Duty Whole House Filtration System

    WFHD13001B DuPont Universal Heavy Duty Whole House Filtration System

    Fits standard 10 inch by 4.5 inch filter cartridges Learn More
  4. 1833-0001 WaterBrick 3.5 Gallon Stackable Water and Food Storage
  5. 1833-0005 WaterBrick 1.6 Gallon Stackable Water and Food Storage
  6. WB-0001 WaterBrick Ventless Spigot Assembly

    WB-0001 WaterBrick Ventless Spigot Assembly

    $17.99 Retail Price:  $22.99
  7. 35735 Brita Pacifica Pitcher Filter System
  8. Pentek 150236 Big Blue Heavy Duty Filter Housing

    Pentek 150236 Big Blue Heavy Duty Filter Housing

    Receives any standard 20 inch by 4.5 inch filter cartridge Learn More
    $60.99 Retail Price:  $73.99
  9. Hydronix HF45-10BLBK15 Filter Housing (Blue)

    Hydronix HF45-10BLBK15 Filter Housing (Blue)

    Accepts standard 10 x 4.5-inch filters Learn More
    $65.99 Retail Price:  $75.99
  10. Pentek 158114 10-inch Standard Filter Housing

    Pentek 158114 10-inch Standard Filter Housing

    Receives any standard 10 inch by 2.5 inch filter cartridge Learn More
    $12.99 Retail Price:  $15.34
  11. Nubo 57-3038 Ocean Blue Neoprene Bottle Cover

    Nubo 57-3038 Ocean Blue Neoprene Bottle Cover

    Fits the Nubo 57-1432 filter bottle Learn More
    $17.99 Retail Price:  $20.34
  12. Pentek 150070 20 inch Blue Standard Filter Housing

    Pentek 150070 20 inch Blue Standard Filter Housing

    Standard size accepts thousands of 20 inch by 2.5 inch filter cartridges Learn More
    $36.99 Retail Price:  $43.69
  13. ATLANTIS-BLUE-PITCHER Brita 48-Ounce Water Pitcher
  14. BOTTLE-BLUE-FILTER-INSIDE Brita 20-Ounce Water Purifier Bottle - Blue
  15. 20Z-NBL Built NY Bottle Tote - Blue
  16. 3WH-HD-S01 Filtrete Whole House Sump System
  17. 3WH-STD-S01 Filtrete Whole House Sump System
  18. 4WH-QCTO-S01 Filtrete Whole House Filter System
  19. 4WH-QS-S01 Filtrete Whole House Filter System
  20. HBSF-Blu Hydros Side-Fill Water Purifier Bottle - Blue
  21. 1-04101-OT-B-F2P Seychelle 27oz Stainless Steel Flip Top Bottle - Blue - 1
  22. 8014200 Katadyn Exstream XR Ultralight Series 28-Ounce Personal Water Purifier Bottle - Blue
  23. 8014522 Katadyn Micro Ultralight Series 21-Ounce Personal Water Purifier Bottle - Blue
  24. 8017756 Katadyn MyBottle Ultralight Series 24-Ounce Personal Water Purifier Bottle - Blue Splash
  25. K27PPS-OB Klean Kanteen 27-Ounce Stainless Steel Water Bottle with Sport-Top - Ocean Blue

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