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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. GXRTDR GE SmartWater Inline Filter Cartridge

    GXRTDR GE SmartWater Inline Filter Cartridge

    Fits any 1/4-inch plastic or copper water line Learn More
    $18.99 Retail Price:  $20.69
  2. GXRTQR GE SmartWater Inline Filter Replacement Cartridge

    GXRTQR GE SmartWater Inline Filter Replacement Cartridge

    Fits the GE SmartWater GXRTQ filter system Learn More
    $21.99 Retail Price:  $25.98
  3. ICF-10 Hydronix Inline Coconut Carbon Filter

    ICF-10 Hydronix Inline Coconut Carbon Filter

    $6.99 Retail Price:  $9.19
  4. ICF-10Q Hydronix Inline Coconut Carbon Filter

    ICF-10Q Hydronix Inline Coconut Carbon Filter

    $6.99 Retail Price:  $10.34
  5. ICF-10Q38 Hydronix Inline Coconut Carbon Filter
  6. ICF-2512 Hydronix Inline Coconut Carbon Filter
  7. IC-EZ-4 Culligan Level 4 Easy-Change Inline Filter System
  8. IC-EZ-3 Culligan Level 3 Easy-Change Inline Filter System
  9. IC-EZ-1 Culligan Level 1 Easy-Change Inline Filter System
  10. 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
  11. WIC-600 American Plumber Undersink Filter System
  12. WIC-6A American Plumber Inline Icemaker Filter

    WIC-6A American Plumber Inline Icemaker Filter

    $13.99 Retail Price:  $14.94
  13. WICA American Plumber Inline Filter with 1/4 inch Quick-Connect Fittings
  14. WICSA American Plumber Inline Filter with 1/4 inch Quick-Connect Fittings
  15. 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
  16. AP460 Aqua-Pure Replacement Filter Cartridge

    AP460 Aqua-Pure Replacement Filter Cartridge

    Fits the Aqua-Pure AP450 and AP450B filter systems Learn More
  17. AP717 Aqua-Pure Inline Filter System

    AP717 Aqua-Pure Inline Filter System

    Fits any 1/4-inch plastic or copper water line Learn More
    $25.99 Retail Price:  $34.49
  18. 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
  19. IL-IM-01 Aqua-Pure Inline Water Filter Cartridge

    IL-IM-01 Aqua-Pure Inline Water Filter Cartridge

    $18.99 Retail Price:  $24.14
  20. 74-985001 Aqua-Pure Quick-Connect Male Connection

    74-985001 Aqua-Pure Quick-Connect Male Connection

    Fits inline water filter cartridges with 1/4-inch female pipe thread fittings Learn More
    $3.99 Retail Price:  $5.74
  21. IC-1000 Culligan Inline Filter
  22. IC-100A Culligan Level 1 Disposable Inline Filter
  23. IC-750 Culligan Inline Filter
  24. ICF-6 Hydronix Inline Coconut Carbon Filter

    ICF-6 Hydronix Inline Coconut Carbon Filter

    $5.99 Retail Price:  $9.19
  25. ICF-6Q Hydronix Inline Coconut Carbon Filter

    ICF-6Q Hydronix Inline Coconut Carbon Filter

    $6.99 Retail Price:  $10.34

Items 76 to 100 of 132 total

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