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

When we protect your filter purchase with our No Worries Guarantee, we mean it!

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  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
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  • You’re guaranteed to find expert help!

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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. K5520SS Omnipure Inline GAC Filter Cartridge

    K5520SS Omnipure Inline GAC Water Filter Cartridge

    Fits standard 1/4-inch water lines Learn More
    $21.09 MSRP:  $33.99
  2. Everpure EV9612-22 Comparable Food Service Replacement Filter by Tier1

    Everpure EV9612-22 Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Head Learn More
    $59.99 MSRP:  $116.99
  3. Everpure EV9618-02 Comparable Food Service Replacement Filter by Tier1

    Everpure EV9618-02 Comparable Food Service Replacement Filter by Tier1

    Fits QL1, QL2, QL3, QL3B, QL7I Single Heads Learn More
    $19.95 MSRP:  $68.99
  4. Everpure EV9617-21 Comparable Food Service Replacement Filter by Tier1

    Everpure EV9617-21 Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Heads Learn More
    $26.99 MSRP:  $92.99
  5. EV9612-50 Comparable Food Service Replacement Filter by Tier1

    EV9612-50 Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Heads Learn More

    As Low As $0.00 Per Filter

  6. EV9612-51 Everpure Comparable Food Service Replacement Filter by Tier1

    EV9612-51 Everpure Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Heads Learn More

    As Low As $0.00 Per Filter

  7. EV9612-00 Everpure Comparable Food Service Replacement Filter by Tier1

    EV9612-00 Everpure Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Heads Learn More

    As Low As $0.00 Per Filter

  8. EV9612-55 Everpure Comparable Food Service Replacement Filter by Tier1

    EV9612-55 Everpure Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Heads Learn More

    As Low As $0.00 Per Filter

  9. EV3107-51 Everpure Comparable Food Service Replacement Filter by Tier1

    EV3107-51 Everpure Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Heads Learn More

    As Low As $0.00 Per Filter

  10. EV9617-21 Everpure Comparable Food Service Replacement Filter by Tier1

    EV9617-21 Everpure Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Heads Learn More

    As Low As $0.00 Per Filter

  11. EV9600-00 Everpure Comparable Food Service Replacement Filter by Tier1
  12. EV9720-06 Everpure Comparable Food Service Replacement Filter by Tier1
  13. EVERPURE EV9612-22 Comparable Food Service Replacement Filter by Tier1

    EVERPURE EV9612-22 Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Head Learn More

    As Low As $0.00 Per Filter

  14. EVERPURE-EV9612-21 Comparable Food Service Replacement Filter by Tier1

    EVERPURE-EV9612-21 Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Head Learn More

    As Low As $0.00 Per Filter

  15. EV9612-27 Everpure Comparable Food Service Replacement Filter by Tier1

    EV9612-27 Everpure Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Head Learn More

    As Low As $0.00 Per Filter

  16. I-4000 Everpure Comparable Food Service Replacement Filter by Tier1

    I-4000 Everpure Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Head Learn More

    As Low As $0.00 Per Filter

  17. EV9612-32 Everpure Comparable Food Service Replacement Filter by Tier1

    EV9612-32 Everpure Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Head Learn More

    As Low As $0.00 Per Filter

  18. EVERPURE-MH-2 Comparable Ffood Service Replacement Filter by Tier1

    EVERPURE-MH-2 Comparable Ffood Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Head Learn More

    As Low As $0.00 Per Filter

  19. Everpure EV9613-21 Comparable Food Service Replacement Filter by Tier1

    Everpure EV9613-21 Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Head Learn More

    As Low As $0.00 Per Filter

  20. EVERPURE-EV9613-26 Comparable Food Service Replacement Filter by Tier1

    EVERPURE-EV9613-26 Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Head Learn More

    As Low As $0.00 Per Filter

  21. EV9613-01 Everpure Comparable Food Service Replacement Filter by Tier1

    EV9613-01 Everpure Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Head Learn More

    As Low As $0.00 Per Filter

  22. EV9611-00 Everpure Comparable Food Service Replacement Filter by Tier1

    EV9611-00 Everpure Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Head Learn More

    As Low As $0.00 Per Filter

  23. EV9634-01 Everpure Comparable Food Service Replacement Filter by Tier1

    EV9634-01 Everpure Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Head Learn More

    As Low As $0.00 Per Filter

  24. EV9635-01 Everpure Comparable Food Service Replacement Filter by Tier1

    EV9635-01 Everpure Comparable Food Service Replacement Filter by Tier1

    Fits QL2, QL3, QL7I Single Head Learn More

    As Low As $0.00 Per Filter

  25. EV9618-02 Everpure Comparable Food Service Replacement Filter by Tier1

    EV9618-02 Everpure Comparable Food Service Replacement Filter by Tier1

    Fits QL1, QL2, QL3, QL3B, QL7I Single Heads Learn More

    As Low As $0.00 Per Filter

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