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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!
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Faucet Water Filter Replacements & Cartridges

Don’t spend hundreds or even thousands of dollars on bottled water for your home and family; faucet filter replacement cartridges give you bottled quality water from the convenience of your own faucets, at a fraction of the cost. Below you’ll find a huge selection of faucet filter replacement cartridges from a variety of the industry’s top brands, including Dupont, Brita, Culligan, PUR, and more.

At Discount Filter Store all of our faucet filter replacement cartridges are backed by our 100% No Worries Price Match Guarantee, so you can shop confident, knowing you’re getting the best deal on all of your water filtration products. If you find a faucet filter replacement cartridge for cheaper than our listed price, we’ll match the lower price, guaranteed. Not sure, which water filter or pitcher to buy? Let us help you find the perfect faucet filter replacement cartridge for you; give us a call at 1-800-277-3458.

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  1. R8-1PK-WHITE Instapure Ultra Faucet Filter Replacement Cartridge - White

    R8-1PK-WHITE Instapure Ultra Faucet Filter Replacement Cartridge - White

    Fits the Instapure F8 Faucet Water Filter System Learn More
    $18.99 Retail Price:  $24.02
  2. R5 Instapure Complete Faucet Filter Replacement Cartridge (4-Pack)

    R5 Instapure Complete Faucet Filter Replacement Cartridge (4-Pack)

    Fits the Instapure F5 Faucet Water Filter System Learn More

    (Retail Price: $54.04 ) $44.99

  3. R8 Instapure Ultra Faucet Filter Replacement Cartridge (4-Pack) - White

    R8 Instapure Ultra Faucet Filter Replacement Cartridge (4-Pack) - White

    Fits the Instapure F8 Faucet Water Filter System Learn More

    (Retail Price: $71.29 ) $59.99

  4. R8 Instapure Ultra Faucet Filter Replacement Cartridge (2-Pack) - White

    R8 Instapure Ultra Faucet Filter Replacement Cartridge (2-Pack) - White

    Fits the Instapure F8 Faucet Water Filter System Learn More

    (Retail Price: $41.39 ) $33.99

  5. R8 Instapure Ultra Faucet Filter Replacement Cartridge (2-Pack) - Chrome

    R8 Instapure Ultra Faucet Filter Replacement Cartridge (2-Pack) - Chrome

    Fits the Instapure F8 Faucet Water Filter System Learn More

    (Retail Price: $42.54 ) $34.99

  6. R7 Instapure CompletePlus Faucet Filter Replacement Cartridge (4-Pack)

    R7 Instapure CompletePlus Faucet Filter Replacement Cartridge (4-Pack)

    Fits the Instapure F7 Faucet Water Filter System Learn More

    (Retail Price: $59.79 ) $49.99

  7. R7 Instapure CompletePlus Faucet Filter Replacement Cartridge (2-Pack)
  8. R8-1PK-CHROME Instapure Ultra Faucet Filter Replacement Cartridge - Chrome

    R8-1PK-CHROME Instapure Ultra Faucet Filter Replacement Cartridge - Chrome

    Fits the Instapure F8 Faucet Water Filter System Learn More
    $21.99 Retail Price:  $22.76
  9. R7-1PK Instapure CompletePlus Faucet Filter Replacement Cartridge

    R7-1PK Instapure CompletePlus Faucet Filter Replacement Cartridge

    Fits the Instapure F7 Faucet Water Filter System Learn More
    $15.99 Retail Price:  $21.61
  10. R5-2PK Instapure Complete Faucet Filter Replacement Cartridge (2-Pack)

    R5-2PK Instapure Complete Faucet Filter Replacement Cartridge (2-Pack)

    Fits the Instapure F5 Faucet Water Filter System Learn More
    $23.99 Retail Price:  $25.29
  11. FXMLH GE Faucet Filter Replacement Cartridge

    FXMLH GE Faucet Filter Replacement Cartridge (2-Pack)

    Fits GE GXFM07HBL and GXFM07HWW faucet mounted water filter systems Learn More
  12. FM-15RA Culligan Level 3 Faucet Filter Replacement Cartridge

    FM-15RA Culligan Level 3 Faucet Filter Replacement Cartridge

    Fits Culligan FM-15 and FM-15A faucet mounted water filter systems Learn More
    $13.99 Retail Price:  $19.54
  13. R5-1PK Instapure Complete Faucet Filter Replacement Cartridge

    R5-1PK Instapure Complete Faucet Filter Replacement Cartridge

    Fits the Instapure F5 Faucet Water Filter System Learn More
    $16.99 Retail Price:  $17.93

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