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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. RV-EZ-1 Culligan Level 1 Easy-Change RV Inline Filter System
  2. RV-EZ-3 Culligan Level 3 Easy-Change RV Inline Filter System

    RV-EZ-3 Culligan Level 3 Easy-Change RV Inline Filter System

    Regular Price: $62.99

    Special Price: $45.05

  3. RVF-10 Culligan RV Pre-Tank Exterior Filter

    RVF-10 Culligan RV Pre-Tank Exterior Filter

    Fits a standard 3/4-inch garden hose Learn More
    $31.49
  4. RV-800 Culligan Level 1 Inline RV Pre-Tank Exterior Filter

    RV-800 Culligan Level 1 Inline RV Pre-Tank Exterior Filter

    Fits a standard 3/4-inch garden hose Learn More
    $27.99
  5. RC-EZ-3 Culligan Level 3 Easy-Change Inline Filter Replacement Cartridge

    RC-EZ-3 Culligan Level 3 Easy-Change Inline Filter Replacement Cartridge

    Fits Culligan Easy-Change filter systems including IC-EZ-3, US-EZ-3, and RV-EZ-3 Learn More
    $24.99
  6. RC-EZ-4 Culligan Level 4 Easy-Change Inline Filter Replacement Cartridge

    RC-EZ-4 Culligan Level 4 Easy-Change Inline Filter Replacement Cartridge

    Fits Culligan Easy-Change filter systems including IC-EZ-4, US-EZ-4, and RV-EZ-4 Learn More
    $39.99
  7. RDA-150 Culligan Shower Exstension Arm

    RDA-150 Culligan Shower Exstension Arm

    Fits Raindisc Showerhead and can be installed on any standard 1/2-inch threaded shower pipe Learn More
    $31.49
  8. RDSH-C115 Culligan Showerhead

    RDSH-C115 Culligan Showerhead

    Fits any 1/2-inch thread shower heads Learn More
    $40.59
  9. RFC-BBS-D Culligan Level 4 Whole House Filter Replacement Cartridge

    RFC-BBS-D Culligan Level 4 Whole House Filter Replacement Cartridge

    Fits Culligan HD-950, and any brand of whole house water filter system that uses standard 9 3/4 x 4 1/2 filter cartridges Learn More
    $32.99
  10. RV-600A Culligan Level 1 Inline RV Pre-Tank Exterior Filter
  11. SY-1000 Culligan Water Filtration System
  12. US-UF3R Culligan Ultrafiltration Replacement Water Filter Cartridge Set

    US-UF3R Culligan Ultrafiltration Replacement Water Filter Cartridge Set

    Fits Culligan US-UF3 Ultrafiltration system Learn More
    $98.99
  13. 01018600 Culligan Water Tower Faucet

    01018600 Culligan Water Tower Faucet

    Fits most standard sinks Learn More

    Regular Price: $71.99

    Special Price: $43.05

  14. D1018894 Culligan Reverse Osmosis Membrane

    D1018894 Culligan Reverse Osmosis Membrane

    Sized 21 inches L x 2.5 inches W Learn More

    Regular Price: $116.99

    Special Price: $94.05

  15. 01007402 Culligan Reverse Osmosis Membrane

    01007402 Culligan Reverse Osmosis Membrane

    Fits into Culligan AC15, AC30, H8, H83, H83S-R and LC50 reverse osmosis filtration systems Learn More
    $41.99
  16. 01018468 Culligan Replacement Chrome Water Faucet

    01018468 Culligan Replacement Chrome Water Faucet

    Fits onto the Culligan AC-30 water filtration system Learn More

    Regular Price: $54.99

    Special Price: $44.05

  17. 01018599 Culligan Water Faucet With Light

    01018599 Culligan Water Faucet With Light

    Fits nearly any standard sink Learn More

    Regular Price: $55.99

    Special Price: $44.05

  18. P1020266 Culligan Carbon Block Water Filter

    P1020266 Culligan Carbon Block Water Filter

    Fits into bottle-free, anti-microbial countertop coolers from Culligan Learn More
    $23.99
  19. P1020268 Culligan Reverse Osmosis Membrane

    P1020268 Culligan Reverse Osmosis Membrane

    Fits into bottle-free, anti-microbial countertop coolers from Culligan Learn More
    $75.99
  20. US-UF3 Culligan Ultrafiltration Drinking Water System

    US-UF3 Culligan Ultrafiltration Drinking Water System

    Filter capacity of six months or 500 gallons of water usage Learn More

    Regular Price: $218.99

    Special Price: $143.05

  21. FM-25 Culligan Water Faucet Filter

    FM-25 Culligan Water Faucet Filter

    Fits onto most standard residential sinks Learn More
    $28.99
  22. TS-500 Culligan Large Capacity Inline Filter Replacement Cartridge
  23. US-600 Culligan Slim Undersink Filter System
  24. US-EZ-1 Culligan Level 1 Easy-Change Undersink Filter System
  25. US-EZ-3 Culligan Level 3 Easy-Change Undersink Filter System

Items 1 to 25 of 48 total

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