DiscountFilterStore.com No Worries Price Match Guarantee

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.


25 Item(s)

Grid  List 

Set Descending Direction
  1. RV-BYP-EZ Culligan RV Bypass Fitting Adapter

    RV-BYP-EZ Culligan RV Bypass Fitting Adapter

    Fits Culligan Easy-Change filter systems including RV-EZ-1, RV-EZ-2, and RV-EZ-4 Learn More
    $11.39
  2. RWC-5 Culligan Level 1 Undersink Filter Replacement Cartridge
  3. RV-700 Culligan Level 1 Inline RV Pre-Tank Exterior Filter

    RV-700 Culligan Level 1 Inline RV Pre-Tank Exterior Filter

    Fits a standard 3/4-inch garden hose Learn More
    $19.99
  4. PR-3U Culligan Universal Water Pitcher Replacement Cartridge (3-Pack)

    PR-3U Culligan Universal Water Pitcher Replacement Cartridge (3-Pack)

    Fits Culligan PIT-1, OP-1, GP-1, WP-1, and most Brita and PUR brand pitchers Learn More
    $19.99
  5. 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
  6. RC-EZ-1 Culligan Level 1 Easy-Change Inline Filter Replacement Cartridge

    RC-EZ-1 Culligan Level 1 Easy-Change Inline Filter Replacement Cartridge

    Fits Culligan Easy-Change filter systems including IC-EZ-1, US-EZ-1, and RV-EZ-1 Learn More
    $17.99
  7. RV-500A Culligan Level 1 Inline RV Pre-Tank Exterior Filter

    RV-500A Culligan Level 1 Inline RV Pre-Tank Exterior Filter

    Fits a standard 3/4-inch garden hose Learn More
    $19.99
  8. FM-25R Culligan Replacement Faucet Filter

    FM-25R Culligan Replacement Faucet Filter

    Fits onto Culligan FM-25 water faucet filtration systems Learn More
    $15.99
  9. 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
  10. D-28 Culligan Level 1 Undersink Filter Replacement Cartridge

    D-28 Culligan Level 1 Undersink Filter Replacement Cartridge

    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
    $17.69
  11. D-30 Culligan Level 2 Undersink Filter Replacement Cartridge
  12. FM-15RA Culligan Level 3 Faucet Filter Replacement Cartridge
  13. D-15 Culligan Level 1 Undersink Filter Replacement Cartridge (2-Pack)

    D-15 Culligan Level 1 Undersink Filter Replacement Cartridge (2-Pack)

    Fits Culligan US-550, US-600, US-600A, RO-3000, RO-3500, RVF-10 and any brand of water filtration system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $16.99
  14. D-10-TWIN Culligan Level 1 Undersink Filter Replacement Cartridge (2-Pack)
  15. 01013028 Culligan Water Tower Sediment Filter Cartridge

    01013028 Culligan Water Tower Sediment Filter Cartridge

    Fits the Culligan Water Tower and similar reverse osmosis systems from other manufacturers Learn More
    $13.99
  16. 01013029 Culligan Reverse Osmosis Filter Cartridge

    01013029 Culligan Reverse Osmosis Filter Cartridge

    Fits the Culligan Water Tower and similar reverse osmosis systems from other manufacturers Learn More
    $16.99
  17. 750R-D Culligan Level 1 Undersink RV and Marine Icemaker and Drinking Water Filter

    750R-D Culligan Level 1 Undersink RV and Marine Icemaker and Drinking Water Filter

    Fits Culligan SY-750s, RV-750, IC-750, SY-1000, SY-1000s, RV-1000, and IC-1000 filter systems Learn More
    $15.99
  18. BF-34 Culligan Brass Fitting Kit

    BF-34 Culligan Brass Fitting Kit

    Fits 1/2-inch and 3/4-inch pipe Learn More
    $12.59
  19. C-2 Culligan RV Filter Replacement Cartridge (2-Pack)

    C-2 Culligan RV Filter Replacement Cartridge (2-Pack)

    Fits Culligan US-316 and most 4 7/8-inch x 2 1/2-inch size water filters Learn More
    $12.59
  20. CP5-BBS-D Culligan Level 4 Whole House Filter Replacement Cartridge
  21. FVK-100 Culligan Inline Water Filter Flush Valve Kit

    FVK-100 Culligan Inline Water Filter Flush Valve Kit

    Fits Culligan in-line refrigerator filters including IC-750 and IC-1000 Learn More
    $14.99
  22. P1-D Culligan Level 4 Whole House Filter Replacement Cartridge (2-Pack)

    P1-D Culligan Whole House Water Filter Replacement Cartridge (2-Pack)

    Fits Culligan HF-150, HF-160, HF-360 HF-365, and any brand of whole house water filtration system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $10.99
  23. PIT-1 Culligan Level 2 Water Pitcher

    PIT-1 Culligan Level 2 Water Pitcher

    Regular Price: $17.69

    Special Price: $14.05

  24. IC-100A Culligan Level 1 Disposable Inline Filter
  25. IC-750 Culligan Inline Filter

25 Item(s)

Grid  List 

Set Descending Direction
Scroll To Top