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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-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
  2. 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
  3. RV-600A Culligan Level 1 Inline RV Pre-Tank Exterior Filter
  4. SY-1000 Culligan Water Filtration System
  5. 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
  6. FM-25 Culligan Water Faucet Filter

    FM-25 Culligan Water Faucet Filter

    Fits onto most standard residential sinks Learn More
    $28.99
  7. WBA Culligan Whole House Filter Mounting Bracket

    WBA Culligan Whole House Filter Mounting Bracket

    Fits Culligan, Ametek, Pentek, and other brands of 10-inch and 20-inch Big Blue and Big Clear filter housings Learn More
    $20.99
  8. PR-3 Culligan Water Pitcher Replacement Cartridge (3-Pack)

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

    Fits Culligan PIT-1, OP-1, GP-1, WP-1, WFR1, and WFJ2 water pitchers Learn More
    $21.99
  9. FCT-1 Culligan Drinking Water Faucet - Chrome
  10. FM-15A Culligan Level 3 On-Tap Faucet Filter System
  11. FM-5R Culligan Level 3 Faucet Filter Replacement Cartridge

    FM-5R Culligan Level 3 Faucet Filter Replacement Cartridge

    Fits the Culligan FM-5 faucet mounted water filter system Learn More
    $22.79
  12. 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
  13. HF-150 Culligan Whole House Filter System
  14. ISH-200 Culligan Inline Shower Filter - Chrome
  15. 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
  16. IC-1000 Culligan Inline Filter
  17. IC-EZ-1 Culligan Level 1 Easy-Change Inline Filter System

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