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Undersink Water Filters & Filtration Systems

We've Got the Filter to Fit Your Needs

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  1. Culligan D-28 Undersink Water Filter Replacement Cartridge (Level 1)

    Culligan D-28 Undersink Water Filter Replacement Cartridge (Level 1)

    Fits Culligan US-550, US-600, US-600A, and any brand of water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
  2. GE FQSLF SmartWater Undersink Water Filter Set

    GE FQSLF SmartWater Undersink Water Filter Set

    Fits GE SmartWater undersink filter systems Learn More
    $39.99 Retail Price:  $57.49
  3. 3M Filtrete 3US-PS01 Undersink Water Filtration System
  4. 3M Filtrete 3US-PF01 Undersink Water Filter Replacement Cartridge

    3M Filtrete 3US-PF01 Undersink Water Filter Replacement Cartridge

    Fits Filtrete 3US-AS01, 3US-PS01, and Whirlpool WHCF-SUF, WHCF-SUFC water filter systems Learn More
    $45.59 Retail Price:  $54.73
  5. GE GXULQ Undersink Water Filtration System
  6. 3M Filtrete 3US-AS01 Undersink Water Filtration System
  7. OmniFilter GAC1SS Undersink Water Filter Replacement Cartridge

    OmniFilter GAC1SS Undersink Water 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
    $12.99 Retail Price:  $17.24 As low as: $12.99
  8. GXULQR GE Undersink Water Filter Replacement Cartridge

    GE GXULQR Undersink Water Filter Replacement Cartridge

    Fits the GE GXULQ and GNULQ Systems Learn More
    $41.99 Retail Price:  $58.87
  9. AP317 3M Aqua-Pure Undersink Filter Replacement Cartridge

    3M Aqua-Pure AP317 Undersink Water Filter Replacement Cartridge

    Fits 3M Aqua-Pure undersink water filter systems Learn More
    $48.99 Retail Price:  $79.34
  10. 3M Filtrete 3US-AF01 Undersink Water Filter Replacement Cartridge

    3M Filtrete 3US-AF01 Undersink Water Filter Replacement Cartridge

    Fits Filtrete 3US-AS01, 3US-PS01, and Whirlpool WHCF-SUF, WHCF-SUFC water filter systems Learn More
    $28.99 Retail Price:  $35.64
  11. Everpure EV9300-25 / ProSeries 1500 Replacement Water Filter Cartridge

    Everpure EV9300-25 / ProSeries 1500 Replacement Water Filter Cartridge

    Fits Professional Series 2500 Drinking Water Systems Learn More
    $105.59 Retail Price:  $123.73
  12. OmniFilter CB1 Undersink Water Filter Replacement Cartridge

    OmniFilter CB1-SS6-S06 Undersink Water Filter Replacement Cartridge

    Fits any brand of undersink water filter system that uses standard 9 3/4-inch x 2 1/2-inch filter cartridges Learn More
    $23.99 Retail Price:  $29.89 As low as: $23.99
  13. AP200 3M Aqua-Pure Undersink Filter System
  14. Culligan D-20A Undersink Water Filter Replacement Cartridge (Level 1)

    Culligan D-20A Undersink Water Filter Replacement Cartridge (Level 1)

    Fits Culligan US-550, US-600, US-600A, RO-2127, RO-3000, RO-3500, and any brand of water filtration system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $10.99 Retail Price:  $17.47
  15. Culligan US-600 Slim Undersink Water Filtration System
  16. Culligan D-30 Undersink Water Filter Replacement Cartridge (Level 2)

    Culligan D-30 Undersink Water Filter Replacement Cartridge (Level 2)

    Fits Culligan US-550, US-600, US-600A, SY-2000, SY-2100, and any brand of water filtration system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $19.99 Retail Price:  $27.25

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