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Inline Water Filters

Keep crystal clear clean water flowing through your house, faucets, and appliances with a new brand name inline water filter.

Looking for an inline post filter for your reverse osmosis water filter system or for an inline filter to use in one of your home appliances (i.e. washing machine or dishwasher)? Choose from over 130+ inline water filters, from the industry’s best performing brands, including Watts®, Culligan®, GE, Whirlpool®, and more. From American Plumber to Whirlpool inline water filters, 0.5 micron to 30 micron filter element ratings, activated carbon to polypropylene filter media, DiscountFilterStore.com has all your inline water filter needs conveniently in one place and at prices guaranteed to beat the big box stores (100% Price Match Guarantee).

If inline filters for your home appliances isn’t quite what you’re looking for? We also carry a number of inline water filters, dechlorinators, and sediment pre-filters for use in your garden (Rainshow’r).

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  1. 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 Retail Price:  $31.04
  2. 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
    $40.99 Retail Price:  $50.59
  3. GXRLQ GE SmartWater Inline Filter System

    GXRLQ GE SmartWater Inline Filter System

    Fits any 1/4-inch plastic or copper water line Learn More
    $33.99 Retail Price:  $36.79
  4. GXRLQR GE SmartWater Inline Filter Replacement Cartridge

    GXRLQR GE SmartWater Inline Filter Replacement Cartridge

    Fits the GE SmartWater GXRLQ filter system Learn More
    $31.99 Retail Price:  $35.64
  5. 600R American Plumber Undersink Filter Replacement Cartridge

    600R American Plumber Undersink Water Filter Cartridge

    Built to fit into American Plumber WIC-600 and DW-600 undersink water filtration systems Learn More
    $31.99 Retail Price:  $35.06
  6. WIC-600 American Plumber Undersink Filter System
  7. AICRO Watts Inline Polishing Filter

    AICRO Watts Inline Polishing Filter

    Fits the Watts Flowmatic FMR04-MAN reverse osmosis water filtration system Learn More
    $7.99 Retail Price:  $9.19
  8. R1100 OmniFilter Quick Change Inline Refrigerator Filter
  9. 1100R OmniFilter Quick Change Replacement Filter Cartridge

    1100R OmniFilter Quick Change Inline Refrigerator Water Filter

    For OmniFilter R1100 Quick-Change Inline Water Filtration Systems Learn More

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