Discount Water Filters and Air Filters at Discount Filter

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

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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  • OmniFilter RS12-SS6-05 Polypropylene Sediment Filter

    OmniFilter RS12-SS6-05 Polypropylene Sediment Filter

    MSRP: $8.04
    Save 38%
  • SFM2 OmniFilter Undersink Water Filter System

    USM2-S-S06 OmniFilter Undersink Water Filtration System

    MSRP: $48.29
    Save 25%
  • RS3DS OmniFilter Whole House Replacement Filter Cartridge (2-Pack)
  • R800 OmniFilter Quick Change Inline Refrigerator Filter

    R800 OmniFilter Quick Change Inline Filter

    MSRP: $35.64
    Save 19%
  • RS1-SS OmniFilter Whole House Water Filter
  • PF-500 OmniFilter 14-cup Water Pitcher

    PF-500 OmniFilter Water Filter Pitcher (14-Cup)

    MSRP: $36.79
    Save 18%
  • PF-300S OmniFilter Water Pitcher Replacement Cartridge
  • 800R OmniFilter Quick Change Replacement Filter Cartridge

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