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. 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
  2. K2586-KK Omnipure Inline Water Filter

    K2586-KK Omnipure Inline Water Filter

    Fits standard 3/8-inch copper and plastic water lines Learn More
    $14.29 MSRP:  $20.99
  3. K2528-KK Omnipure GAC Inline Water Filter

    K2528-KK Omnipure GAC Inline Water Filter

    Fits standard 3/8-inch water lines Learn More
    $11.99 MSRP:  $17.99
  4. 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
  5. 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

  6. EV9618-01 Everpure Comparable Food Service Replacement Filter by Tier1

    EV9618-01 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

  7. EV9618-06 Everpure Comparable Food Service Replacement Filter by Tier1

    EV9618-06 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

  8. E5420-P-1M-SB Omnipure Comparable Food Service Replacement Filter by Tier1

    E5420-P-1M-SB Omnipure Comparable Food Service Replacement Filter by Tier1

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

    As Low As $0.00 Per Filter

  9. AP317 Aquapure Comparable Food Service Replacement Filter by Tier1

    AP317 Aquapure Comparable Food Service Replacement Filter by Tier1

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

    As Low As $0.00 Per Filter

  10. CB-25-1005 Hydronix Replacement Filter Cartridge

    CB-25-1005 Hydronix Replacement Filter Cartridge

    Fits most housings that accept 10-inch x 2.5-inch water filter cartridges Learn More
  11. CL10PF5-B Omnipure Sediment Inline Filter

    CL10PF5-B Omnipure Sediment Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $14.29 MSRP:  $19.99
  12. CL10ROT33-B Omnipure Inline Filter

    CL10ROT33-B Omnipure Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $12.19 MSRP:  $16.99
  13. CL10ROT40-B Omnipure Inline Coconut Carbon Filter

    CL10ROT40-B Omnipure Inline Coconut Carbon Filter

    Fits standard 1/4-inch water lines Learn More
    $11.09 MSRP:  $21.99
  14. CL6ROT33-B Omnipure Inline Filter

    CL6ROT33-B Omnipure Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $11.09 MSRP:  $16.99
  15. E5320 Omnipure Replacement Filter Cartridge

    E5320 Omnipure Replacement Filter Cartridge

    Fits Omnipure ELF Series and Everpure permanent filter heads including Insurice, H-100, H-50, OCS, OCS-2, QL-2, and QL-3 Learn More
    $13.69 MSRP:  $21.99
  16. ELF-DK7 Omnipure Filter Head

    ELF-DK7 Omnipure Filter Head

    Fits standard 3/8-inch water lines Learn More
    $10.99 MSRP:  $16.09
  17. ELF-NV-HEAD-DK7-P6 Omnipure Inline Filter Head

    ELF-NV-HEAD-DK7-P6 Omnipure Inline Water Filter Head

    Fits any 3/8-inch water line Learn More
    $14.29 MSRP:  $20.99
  18. K2333-JJ Omnipure Inline Filter

    K2333-JJ Omnipure Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $12.19 MSRP:  $20.99
  19. K2333-KK Omnipure Inline Filter

    K2333-KK Omnipure Inline Filter

    Fits standard 3/8-inch water lines Learn More
    $14.29 MSRP:  $19.99
  20. K2505-JJ Omnipure Sediment Inline Filter

    K2505-JJ Omnipure Sediment Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $14.29 MSRP:  $20.99
  21. K2533JJ Omnipure Water Filter

    K2533JJ Omnipure Water Filter

    $11.99 MSRP:  $13.79
  22. K2533-KK Omnipure Inline Filter

    K2533-KK Omnipure Inline Filter

    Fits standard 3/8-inch water lines Learn More
    $13.99 MSRP:  $14.94
  23. K2533TJ Omnipure Inline Carbon Filter

    K2533TJ Omnipure Inline Carbon Filter

    Fits standard 1/4-inch water lines that use a twin inlet fitting Learn More
    $11.09 MSRP:  $16.99
  24. K2540-JJ Omnipure Inline Coconut Carbon Filter

    K2540-JJ Omnipure Inline Coconut Carbon Filter

    Fits standard 1/4-inch water lines Learn More
    $13.19 MSRP:  $19.99
  25. K2567-BB Omnipure Inline Filter

    K2567-BB Omnipure Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $16.49 MSRP:  $24.99

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