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. 55897C Halsey-Taylor Water Sentry VII Drinking Fountain Filter

    55897C Halsey-Taylor Water Sentry VII Drinking Fountain Filter

    Fits Elkay and Halsey-Taylor Water Sentry VII drinking fountains Learn More
  2. CL6ROT33-A Omnipure GAC Inline Water Filter

    CL6ROT33-A Omnipure GAC Inline Water Filter

    Ideal for use in water coolers, drinking fountains, under sink systems, ice machines, and reverse osmosis systems Learn More
  3. P195BN Cuno Water Filter Cartridge

    P195BN 3M Cuno Water Filter Cartridge

    Fits SGP195BN-T Espresso Filtration System Learn More
    $176.99 MSRP:  $237.99
  4. Pentek CHLORPLUS-10 Whole House Water Filter Replacement Cartridge

    Pentek ChlorPlus-10 Whole House Carbon Block Water Filter Replacement Cartridge

    Fits any standard housing that uses 9 3/4-inch x 2 1/2-inch replacement filter cartridges Learn More

    As Low As $18.00 Per Filter

  5. WHKF-IMTO Whirlpool Comparable Coconut GAC Inline Water Filter by Tier1 (1/4-inch FPT)
  6. CL6ROT33-B Omnipure Comparable Granular Activated Inline Water Filter by Tier1
  7. ICF-10 Hydronix Comparable Granular Activated Carbon Inline Water Filter by Tier1
  8. TS-101L Pentek Comparable Granular Activated Carbon Inline Water Filter by Tier1
  9. K2333-KK Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  10. K2533-KK Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  11. K5633JJ Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  12. K2528-KK Omnipure Comparable Inline Coconut Carbon Water Filter Tier1

    K2528-KK Omnipure Comparable Inline Coconut Carbon Water Filter By Tier1

    Fits most standard 3/8 inch water lines Learn More

    As Low As $0.00 Per Filter

  13. IC-101L Pentek Comparable Granular Activated Carbon Inline Water Filter by Tier1
  14. DW-2000-RB American Plumber Replacement Filter Cartridge

    DW-2000-RB American Plumber Replacement Filter Cartridge

    Fits American Plumber DW-1200, DW-2000 and select Culligan systems Learn More
    $59.99 MSRP:  $61.28
  15. WIC-6A American Plumber Inline Icemaker Filter
  16. 110720 Amway eSpring UV Water Purification System

    110720 Amway eSpring UV Water Purification System

    Fits standard 3/8-inch outside diameter x 1/4-inch inside diameter plastic or copper water line Learn More
  17. 3M Aqua-Pure AP717 Inline Water Filter

    AP717 3M Aqua-Pure Inline Filter System

    Fits any 1/4-inch plastic or copper water line Learn More
    $25.99 MSRP:  $34.49
  18. EP15 3M Aqua-Pure Whole House Water Filter

    EP15 3M Aqua-Pure Whole House Water Filter Cartridge

    For use in 3M Aqua-Pure and Everpure whole house water filtration systems Learn More
    $69.99 MSRP:  $82.79
  19. EP25 3M Aqua-Pure Whole House Water Filter

    EP25 3M Aqua-Pure Whole House Water Filter Cartridge

    Fits the 3M Aqua-Pure/Everpure H-104, H-200 and H-220 whole house water filtration systems Learn More
    $91.99 MSRP:  $111.54
  20. WI-BG12000C Body Glove Replacement Filter Cartridge

    WI-BG12000C Body Glove Replacement Filter Cartridge

    Fits the Body Glove BG-12000 Water Filter System Learn More
    $290.21 MSRP:  $386.95
  21. D-30 Culligan Level 2 Undersink Filter Replacement Cartridge

    Culligan D-30 Level 2 Undersink Filter Replacement Cartridge

    Fits Culligan US-550, US-600, US-600A, SY-2000, SY-2100, and any brand of water filtration system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $25.69 MSRP:  $37.99
  22. P1012581 Culligan Undersink Replacement Filter Cartridge

    P1012581 Culligan Undersink Replacement Filter Cartridge

    Fits the Culligan 201 Under Sink Water Filter System Learn More
  23. HC111-S Cuno Replacement Filter Cartridge

    HC111-S Cuno Replacement Filter Cartridge

    Fits the Cuno VB2 and HC111-S filter systems Learn More
    $37.99 MSRP:  $54.99
  24. W9122021 Doulton SuperCarb Replacement Element

    W9122021 Doulton SuperCarb Replacement Ceramic Water Filter

    Fits pressurized Doulton short mount Countertop, Undersink and Inline Water Filtration Systems Only Learn More
    $46.99 MSRP:  $54.26
  25. EV9100-08 Everpure IN-10 Inline Filter with 3/8 inch NPT threads

    EV9100-08 Everpure IN-10 Inline Water Filter

    Connects with 3/8 inch NPT threads and fits 1/4-inch water lines Learn More
    $22.19 MSRP:  $30.99

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