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!

No Worries...
  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
  • Our customer service team is guaranteed to answer your call!
  • You’re guaranteed to find expert help!

Learn more about our No Worries Guarantee

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.

Clear All
Compare

Items 1 to 25 of 40 total

Page:
  1. 1
  2. 2

Grid  List 

Set Descending Direction
  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. K5666-KK Omnipure Inline Fluoride Filter

    K5666-KK Omnipure Inline Fluoride Filter

    Fits standard 3/8-inch water lines Learn More
    $39.59 MSRP:  $53.99
  3. K5515-JJ Omnipure Inline Water Filter Replacement by Tier1

    K5515-JJ Omnipure Inline Water Filter Replacement by Tier1

    Fits directly into many copper or plastic water lines Learn More

    As Low As $0.00 Per Filter

  4. Omnipure ELF-10M-P Carbon Block with Polyphosphate

    Omnipure ELF-10M-P Carbon Block with Polyphosphate

    Proprietary design fits Omnipure ELF and E series valve heads Learn More
    $47.99 MSRP:  $50.34
  5. E5515-P Omnipure Replacement Filter Cartridge

    E5515-P 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-4 Learn More
    $27.39 MSRP:  $34.99
  6. E5520 Omnipure Replacement Filter Cartridge

    E5520 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-5 Learn More
    $21.99 MSRP:  $26.44
  7. E5615 Omnipure Replacement Filter Cartridge

    E5615 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-6 Learn More
    $26.99 MSRP:  $40.24
  8. E5620-P Omnipure Replacement Filter Cartridge

    E5620-P 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-7 Learn More
    $22.19 MSRP:  $33.99
  9. E5715 Omnipure Replacement Filter Cartridge

    E5715 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-8 Learn More
    $45.99 MSRP:  $52.89
  10. E5715-P Omnipure Replacement Filter Cartridge

    E5715-P 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-9 Learn More
    $41.19 MSRP:  $55.99
  11. E5720 Omnipure Replacement Filter Cartridge

    E5720 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-10 Learn More
    $33.99 MSRP:  $36.34
  12. E5720-P Omnipure Replacement Filter Cartridge

    E5720-P 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-11 Learn More
    $25.99 MSRP:  $32.19
  13. ELF-1M Omnipure Replacement Filter Cartridge

    ELF-1M Omnipure Replacement Filter Cartridge

    Fits Omnipure ELF permanent filter heads Learn More
    $22.99 MSRP:  $28.74
  14. ELF-1ML Omnipure Replacement Filter Cartridge

    ELF-1ML Omnipure Replacement Filter Cartridge

    Fits Omnipure ELF permanent filter heads Learn More
    $31.99 MSRP:  $40.24
  15. ELFXL-1M Omnipure Replacement Filter Cartridge

    ELFXL-1M Omnipure Replacement Filter Cartridge

    Fits Omnipure ELF permanent filter heads Learn More
    $38.49 MSRP:  $50.99
  16. K2515-JJ Omnipure Lead Cyst Inline Filter

    K2515-JJ Omnipure Lead Cyst Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $22.09 MSRP:  $33.99
  17. K2520-JJ Omnipure Inline Filter

    K2520-JJ Omnipure Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $20.99 MSRP:  $29.99
  18. K2567JJ Omnipure Inline GAC and KDF-55 Filter Cartridge

    K2567JJ Omnipure Inline GAC and KDF-55 Filter Cartridge

    Fits standard 1/4-inch water lines Learn More
    $21.99
  19. K5515-BB Omnipure Lead Cyst Inline Filter

    K5515-BB Omnipure Lead Cyst Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $26.49 MSRP:  $35.99
  20. K5562-BB-NRW37 Omnipure Deionization Inline Filter

    K5562-BB-NRW37 Omnipure Deionization Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $22.99 MSRP:  $25.29
  21. K5567JJ Omnipure Inline Filter Replacement Cartridge

    K5567JJ Omnipure Replacement Inline Water Filter Cartridge

    Fits standard 1/4-inch water lines Learn More
    $20.99 MSRP:  $26.44
  22. K5633BB Omnipure Inline GAC Filter Cartridge

    K5633BB Omnipure Inline GAC Filter Cartridge

    Fits standard 1/4-inch water lines Learn More
    $20.99 MSRP:  $23.34
  23. Q5515-P Omnipure Replacement Filter Cartridge

    Q5515-P Omnipure Replacement Filter Cartridge

    Fits the Omnipure Q-Series Twist-Tap Filter Heads Learn More
    $30.59 MSRP:  $43.99
  24. Q5615 Omnipure Replacement Filter Cartridge

    Q5615 Omnipure Replacement Filter Cartridge

    Fits the Omnipure Q-Series Twist-Tap Filter Heads Learn More
    $31.79 MSRP:  $39.99
  25. Q5615-P Omnipure Replacement Filter Cartridge

    Q5615-P Omnipure Replacement Filter Cartridge

    Fits the Omnipure Q-Series Twist-Tap Filter Heads Learn More
    $28.99 MSRP:  $36.79

Items 1 to 25 of 40 total

Page:
  1. 1
  2. 2

Grid  List 

Set Descending Direction
Scroll To Top