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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. CQE-RF-00703 Crystal Quest Refrigerator/Inline PLUS Water Filtration System

    CQE-RF-00703 Crystal Quest Refrigerator/Inline PLUS Water Filtration System

    For use with refrigerators with built-in water dispensers, water fountains, coolers, icemakers and commercial coffee makers Learn More
    $36.99 Retail Price:  $44.84
  2. ELF-1M-P-KDF Omnipure Water Filter Cartridge

    ELF-1M-P-KDF Omnipure Water Filter Cartridge

    Fits residential and commercial water filtration systems that use the Everpure H-300-R water filter cartridge Learn More
    $34.99 Retail Price:  $69.99
  3. ICF-2512-ALK Hydronix Inline Coconut Carbon Filter Cartridge

    ICF-2512-ALK Hydronix Inline Coconut Carbon Filter Cartridge

    Fits most 1/4-inch standard water lines Learn More
    $31.99 Retail Price:  $50.99
  4. 265062 American Hydro Systems Inline Filter for Siphoning Feeder Systems

    265062 American Hydro Systems Siphoning Feeder Filter

    Fits American Hydro Systems Siphoning Feeder Systems Learn More
    $34.21 Retail Price:  $41.64
  5. EV9100-08 Everpure IN-10 Inline Filter with 3/8 inch NPT threads

    EV9100-08 Everpure IN-10 Inline Water Filter

    Connects with 3/8 inch NPT threads and fits 1/4-inch water lines Learn More
    $30.99
  6. 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
  7. 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
  8. IC-EZ-3 Culligan Level 3 Easy-Change Inline Filter System
  9. 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
  10. AP431 Aqua-Pure Inline Filter Replacement Cartridge

    AP431 Aqua-Pure Inline Filter Replacement Cartridge

    Fits Aqua-Pure AP430 and AP430-SS filtered hot water systems Learn More
    $30.99 Retail Price:  $35.64
  11. APIL3R Aqua-Pure Inline Filter Replacement Cartridge

    APIL3R Aqua-Pure Inline Water Filter Cartridge

    Fits the Aqua-Pure APIL3 inline water filtration system Learn More
    $37.99 Retail Price:  $45.41
  12. 800R OmniFilter Quick Change Replacement Filter Cartridge

    800R OmniFilter Quick Change Replacement Water Filter Cartridge

    Fits the OmniFilter SFM3 and R800 water filtration systems Learn More
    $31.99 Retail Price:  $39.09
  13. R1100 OmniFilter Quick Change Inline Refrigerator Filter

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