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OmniFilter Water Filters & Parts

Improve your health and the environment with water from OmniFilter® water filters

From under sink water filters, which provide healthier better tasting water for drinking and cooking for you and your family, to faucet filters designed to give you bottled water quality without the waste or cost, OmniFilter® carries a wide assortment of water filtration products and filter cartridges* to meet all of your water filtration needs. All of our Omnipure® filtration products are backed by our No Worries Price Match Guarantee. Therefore, if you find an OmniFilter® filtration product/filter for less than our posted price, we’ll match the lower price, simply give us a call at 1-800-277-3458.

*Different water filter cartridges are used for Whole House and Under Sink filter applications.

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  1. F1 OmniFilter Faucet Filter

    F1 OmniFilter Faucet Filter

    Fits most standard water faucets Learn More
    $8.05 MSRP:  $20.69
  2. OM1-S6-S06 OmniFilter Reverse Osmosis Membrane

    OM1-S6-S06 OmniFilter Reverse Osmosis Membrane

    Fits OmniFilter RO2000 and RO2000-TDS reverse osmosis systems Learn More
    $80.39 MSRP:  $104.99
  3. WC792P OmniFilter Filter Wrench

    WC792P OmniFilter Filter Wrench

    Fits Omni water filter systems Learn More
  4. RS4-DS OmniFilter Whole House Filter Replacement Cartridge (2-Pack)

    RS4-DS OmniFilter Whole House Filter Replacement Cartridge (2-Pack)

    Fits any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
  5. OW6 OmniFilter Filter Wrench

    OW6 OmniFilter Filter Wrench

    Fits Omni water filter systems Learn More
  6. OW50 OmniFilter Filter Wrench

    OW50 OmniFilter Water Filter Wrench

    For use with water filtration systems from Omni Learn More
    $7.99 MSRP:  $8.15
  7. R1100 OmniFilter Quick Change Inline Refrigerator Filter
  8. QK1-R5-05 OmniFilter Whole House Water Filter Installation Kit

    QK1-R5-05 OmniFilter Whole House Water Filter Installation Kit

    Fits OmniFilter OB1, Pro-900, R12, R14 and OB5 whole house water filtration systems. For use with ¾ inch copper tubing only. Learn More
    $16.79 MSRP:  $25.99
  9. PF-500 OmniFilter 14-cup Water Pitcher
  10. RS3-SS OmniFilter Whole House Filter Replacement Cartridge

    RS3-SS OmniFilter Replacement Whole House Water Filter Cartridge

    Fits any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
  11. RS2-SS OmniFilter Whole House Filter Replacement Cartridge

    RS2-SS OmniFilter Whole House Water Filter Cartridge

    Fits any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $6.99 MSRP:  $8.04
  12. RS14-DS OmniFilter Whole House Filter Replacement Cartridge (2-Pack)

    RS14-DS OmniFilter Whole House Water Filter Cartridges (2-Pack)

    Fits any brand of whole house water filtration system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $6.99 MSRP:  $8.15
  13. R200 OmniFilter Inline Filter System

    R200 OmniFilter Inline Water Filtration System

    Fits onto any 1/4-inch plastic or copper water line Learn More
    $14.99 MSRP:  $16.09
  14. OB5-S-05 OmniFilter Whole House Filter System

    OB5-S-05 OmniFilter Whole House Water Filtration System

    Built to fit onto standard 3/4-inch water lines. Uses 2.5x10 inch water filters. Learn More
    $29.99 MSRP:  $36.79
  15. CBF3-S-05 OmniFilter Undersink Filter System

    CBF3-S-05 OmniFilter Undersink Water Filtration System

    Fits onto ½ inch water lines Learn More
    $105.99 MSRP:  $108.34
  16. CBF1-S-05 OmniFilter Undersink Filter System

    CBF1-S-05 OmniFilter Undersink Water Filtration System

    Engineered to fit standard 1/2-inch NPS supply threads Learn More
    $76.19 MSRP:  $101.99
  17. 1100R OmniFilter Quick Change Replacement Filter Cartridge

    1100R OmniFilter Quick Change Inline Refrigerator Water Filter

    For OmniFilter R1100 Quick-Change Inline Water Filtration Systems Learn More
    $28.99 MSRP:  $36.79
  18. GAC1SS OmniFilter Series C Undersink Filter Replacement Cartridge

    GAC1SS OmniFilter Undersink Water Filter Cartridge (Series C)

    Fits any brand of undersink water filtration system that accepts filter cartridges sized 9 3/4 x 2 1/2 Learn More
    $16.99
  19. FRC1D OmniFilter Faucet Filter Replacement Cartridge

    FRC1D OmniFilter Faucet Filter Replacement Cartridge

    Fits the Omni F1 faucet mounted water filter system Learn More
    $6.99 MSRP:  $12.41
  20. CB6 OmniFilter Whole House Filter Replacement Cartridge

    CB6 OmniFilter Whole House Water Filter Cartridge

    Fits any brand of whole house water filtration system that uses 9 3/4 x 4 1/2 water filter cartridges Learn More
    $83.99
  21. CB3 OmniFilter Undersink Filter Replacement Cartridge

    CB3-SS6-06 OmniFilter Undersink Filter Replacement Cartridge

    Fits any brand of undersink water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $50.99
  22. CB1 OmniFilter Undersink Filter Replacement Cartridge

    CB1-SS6-S06 OmniFilter Undersink Water Filter Cartridge

    For use in any brand of undersink water filtration systems that use 9 3/4-inch x 2 1/2-inch water filter cartridges Learn More
    $34.99 MSRP:  $47.99
  23. RS7-SS OmniFilter Whole House Filter Replacement Cartridge

    RS7-SS OmniFilter Whole House Water Filter Replacement Cartridge

    Fits any brand of whole house water filtration system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $6.99 MSRP:  $8.38
  24. SF100 OmniFilter Shower-Soft Inline Shower Filter

    SF100 OmniFilter Shower-Soft Inline Shower Filter

    Built to fit onto any standard 1/2-inch threaded shower arm Learn More
    $29.99 MSRP:  $35.64
  25. K4 OmniFilter O-Ring Set

    K4-M6-S06 OmniFilter O-Ring Set

    For use in OmniFilter water filtration systems Learn More
    $3.99 MSRP:  $6.89

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