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Culligan Water Filter Replacement Cartridges & Filtration Products

Water filter cartridges and filtration products from Culligan help ensure you always enjoy the cleanest tasting drinking water, whether it’s served from your refrigerator, tap, or even the sink in your boat or RV! Below, find dozens of genuine OE Culligan products, including replacement water filter cartridges, filtration systems, tools and accessories. All products we offer are protected by our No Worries Price Match Guarantee, meaning if you see them for less anywhere else, just call us and we’ll honor the lower price. For help finding the Culligan water filtration products you need, please call us at 1-800-277-3458.


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  1. SW-1 Culligan Undersink Filter Wrench

    SW-1 Culligan Undersink Water Filter Wrench

    For use with Culligan and Ace undersink water filter systems Learn More
    (Retail Price: $10.34 ) $5.99
  2. SW-2 Culligan Whole House Filter Wrench

    SW-2 Culligan Whole House Water Filter Wrench

    Designed for use with Culligan and Ace 4.5 inch whole house water filtration systems Learn More
    (Retail Price: $10.34 ) $6.99
  3. UB-1 Culligan Whole House Filter Mounting Bracket
  4. SCWH-5 WTR Culligan Water Filter Cartridge

    SCWH-5 WTR Culligan Water Filter Cartridge

    Fits into the HF-150A and HF-360A water filtration system housings Learn More
    (Retail Price: $10.99 ) $9.99
  5. CW-F-D Culligan Level 3 Whole House Filter Replacement Cartridge (2-Pack)

    CW-F-D Culligan Level 3 Whole House Filter Replacement Cartridge (2-Pack)

    Fits Culligan HF-150, HF-160, HF-360, HF-365, and any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    (Retail Price: $11.83 ) $7.99
  6. OR-100 Culligan HD-950 O-Ring

    OR-100 Culligan HD-950 O-Ring

    Fits Culligan HD-950 whole house water filter systems Learn More
    (Retail Price: $10.34 ) $6.99
  7. OR-233 Culligan Whole House Filter O-Ring

    OR-233 Culligan Whole House Filter O-Ring

    Fits Culligan whole house filter systems including SY-2000, SY-2100, SY-2300, SY-2500, SY-2650, US-600, and US-640 Learn More
    (Retail Price: $9.19 ) $4.99
  8. OR-34A Culligan Whole House Filter O-Ring

    OR-34A Culligan Whole House Water Filtration System O-Rings

    Fits Culligan and Ace whole house water filtration systems, including the HF-150, HF-160, HF-360, 45025, 46764 and 49560 Learn More
    (Retail Price: $8.04 ) $4.99
  9. OR-38 Culligan Undersink and RV Filter O-Ring

    OR-38 Culligan Undersink and RV Filter O-Ring

    Fits Culligan undersink and RV filter systems including US-550, US 560, SY-5167, and SY-5197 Learn More
    (Retail Price: $9.19 ) $4.99
  10. P5-D Culligan Level 4 Whole House Filter Replacement Cartridge (2-Pack)

    P5-D Culligan Level 4 Whole House Filter Replacement Cartridge (2-Pack)

    Fits Culligan HF-150, HF-160, HF-360, HF-365, and any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    (Retail Price: $12.98 ) $8.99
  11. PR-1 Culligan Pitcher Replacement Cartridge

    PR-1 Culligan Water Filter Pitcher Replacement Cartridge

    Fits Culligan PIT-1, OP-1, GP-1, WP-1, WFR1 and WFJ2 water filter pitchers Learn More
    (Retail Price: $12.52 ) $6.99
  12. NCP-10 Culligan Whole House Filter Replacement Cartridge

    NCP-10 Culligan Whole House Filter Replacement Cartridge

    Fits any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
  13. IC-MB Culligan IC-100 Mounting Bracket

    IC-MB Culligan IC-100 Mounting Bracket

    Fits Culligan stand-alone in-line refrigerator filters including IC-100 and TS-500 Learn More
    (Retail Price: $9.30 ) $4.99

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