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

Call Toll-Free: 1-800-277-3458

My Cart:

0 item(s) - $0.00
You have no items in your shopping cart.

FREE SHIPPING on orders over $39

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.


22 Item(s)

Grid  List 

Set Descending Direction
  1. 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

  2. R50-BBSa-D Culligan Level 1 Whole House Filter Replacement Cartridge

    R50-BBSa-D Culligan Whole House Water Filter Replacement Cartridge

    Fits into the Culligan HD-950 whole house water filtration system and any other brand of filtration systems that uses standard 9 3/4 x 4 1/2 filter cartridges Learn More
    $13.99
  3. 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
  4. 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
  5. RDSH-C115 Culligan Showerhead

    RDSH-C115 Culligan Showerhead

    Fits any 1/2-inch thread shower heads Learn More
    $40.59
  6. SY-1000 Culligan Water Filtration System
  7. 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
  8. 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
  9. 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

  10. WSH-C125 Culligan Filtered Shower Head with Massage Feature

    WSH-C125 Culligan Filtered Shower Head with Massage Feature

    Fits any standard 1/2-inch threaded shower arm Learn More
    $32.49
  11. US-EZ-3 Culligan Level 3 Easy-Change Undersink Filter System
  12. US-EZ-4 Culligan Level 4 Easy-Change Undersink Filter System
  13. WHR-140 Culligan Level 2 Shower Filter Replacement Cartridge

    WHR-140 Culligan Level 2 Shower Filter Replacement Cartridge

    Fits Culligan ISH-100, WSH-C125, HSH-C135, and RDSH-C115 shower filters Learn More
    $15.99
  14. D-250A Culligan Undersink Filter Replacement Cartridge Set

    D-250A Culligan Undersink Filter Replacement Cartridge Set

    Fits the Culligan SY-2300, SY-2300S and SY-2650 systems and any brand of undersink water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $34.99
  15. D-40 Culligan Level 4 Undersink Filter Replacement Cartridge
  16. 1000R-D Culligan Level 3 Undersink RV and Marine Icemaker and Drinking Water Filter

    1000R-D Culligan Level 3 Undersink RV and Marine Icemaker and Drinking Water Filter

    Fits Culligan SY1000, SY-1000s, IC-1000, RV-1000, SY-750s, IC-750, and RV-750 filter systems Learn More
    $29.99
  17. ISH-200 Culligan Inline Shower Filter - Chrome
  18. ISH-100 Culligan Level 2 Inline Shower Filter for 1/2 inch thread Shower Heads

    ISH-100 Culligan Level 2 Inline Shower Filter for 1/2 inch thread Shower Heads

    Fits any standard 1/2-inch threaded shower arm Learn More
    $20.99
  19. HSH-C135 Culligan Handheld Filtered Shower Head with Massage

    HSH-C135 Culligan Handheld Filtered Shower Head with Massage

    Fits any standard 1/2-inch threaded shower arm Learn More
    $47.99
  20. IC-1000 Culligan Inline Filter
  21. IC-EZ-3 Culligan Level 3 Easy-Change Inline Filter System
  22. IC-EZ-4 Culligan Level 4 Easy-Change Inline Filter System