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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).

24 Item(s)

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  1. WIC-6A American Plumber Inline Icemaker Filter
  2. WICSA American Plumber Inline Filter with 1/4 inch Quick-Connect Fittings

    WICSA American Plumber Inline Filter with 1/4 inch Quick-Connect Fittings

    Fits any 1/4-inch water line Learn More
    $15.39 MSRP:  $20.00
  3. GS-10ALS-JG14 Pentek Inline Filter System

    GS-10ALS-JG14 Pentek Inline Water Filter

    Fits onto 1/4-inch water lines Learn More
    $13.39 MSRP:  $17.70
  4. TS-101L Pentek Lime/Scale Inline Filter

    TS-101L Pentek Lime/Scale Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $11.99 MSRP:  $15.28
  5. CL10ROT33-B Omnipure Inline Filter

    CL10ROT33-B Omnipure Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $10.99 MSRP:  $13.79
  6. K2333-JJ Omnipure Inline Filter

    K2333-JJ Omnipure Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $10.99 MSRP:  $13.79
  7. K2333-KK Omnipure Inline Filter

    K2333-KK Omnipure Inline Filter

    Fits standard 3/8-inch water lines Learn More
    $12.99 MSRP:  $13.79
  8. K2520-JJ Omnipure Inline Filter

    K2520-JJ Omnipure Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $18.99 MSRP:  $24.14
  9. K2533-KK Omnipure Inline Filter

    K2533-KK Omnipure Inline Filter

    Fits standard 3/8-inch water lines Learn More
    $13.99 MSRP:  $14.94
  10. K2540-JJ Omnipure Inline Coconut Carbon Filter

    K2540-JJ Omnipure Inline Coconut Carbon Filter

    Fits standard 1/4-inch water lines Learn More
    $11.99 MSRP:  $16.09
  11. K2567-BB Omnipure Inline Filter

    K2567-BB Omnipure Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $14.99 MSRP:  $19.54
  12. K5520P-JJ Omnipure Inline Phosphate Filter

    K5520P-JJ Omnipure Inline Phosphate Filter

    Fits standard 1/4-inch water lines Learn More
    $19.99 MSRP:  $27.59
  13. K5567BB Omnipure Inline Filter Replacement Cartridge

    K5567BB Omnipure Inline Filter Replacement Cartridge

    Fits standard 1/4-inch water lines Learn More
    $18.79 MSRP:  $23.91
  14. K5586-JJ Omnipure Inline Phosphate Filter

    K5586-JJ Omnipure Inline Phosphate Filter

    Fits standard 1/4-inch water lines Learn More
    $14.99 MSRP:  $19.54
  15. Q5386 Omnipure Inline Filter Replacement Cartridge

    Q5386 Omnipure Inline Filter Replacement Cartridge

    Fits the Omnipure QVH and QNVH Twist Tap series filter heads Learn More
    $14.99 MSRP:  $20.00
  16. Q5486 Omnipure Twist-Tap Inline Filter Replacement Cartridge

    Q5486 Omnipure Twist-Tap Inline Filter Replacement Cartridge

    Fits the Omnipure QVH and QNVH Twist Tap series filter heads Learn More
    $13.99 MSRP:  $16.09
  17. E5486 Omnipure Water Filter

    E5486 Omnipure Water Filter

    Fits Everpure permanent filter heads Learn More
    $17.99 MSRP:  $20.34
  18. K2586-JJ GAC Omnipure Phosphate Inline Water Filter

    K2586-JJ GAC Omnipure Phosphate Inline Water Filter

    Sized 2 inches W x 10 inches L; 1/4 inch FQC. Learn More
    $16.99 MSRP:  $21.84
  19. CL10ROT33-A Omnipure GAC Inline Water Filter

    CL10ROT33-A Omnipure GAC Inline Water Filter

    Sized 2 inches W x 10 inches L; 1/8 inch FPT Learn More
    $10.99 MSRP:  $14.94
  20. K5528-BB Omnipure Carbon Inline Water Filter

    K5528-BB Omnipure Carbon Inline Water Filter

    Sized 10 inches x 2.5 inches with 20 x 50 Mesh Learn More

    Regular Price: $11.99

    Special Price: $11.05

  21. Q5328 Omnipure Water Filter

    Q5328 Omnipure Water Filter

    Sized 2 1/2 x 6 inches with 20 x 50 mesh Learn More
    $10.99 MSRP:  $14.94
  22. K2528-KK Omnipure GAC Inline Water Filter

    K2528-KK Omnipure GAC Inline Water Filter

    Fits standard 3/8-inch water lines Learn More
    $11.99 MSRP:  $17.99
  23. GXRTQR GE Smart Water In-Line Comparable Replacement Cartridge by Tier1

    GXRTQR GE SmartWater Inline Comparable Replacement Cartridge by Tier1

    Fits the GE SmartWater GXRTQ filter system Learn More

    As Low As $14.00 Per Filter

  24. GXRTQR GE SmartWater Inline Filter Replacement Cartridge

    GXRTQR GE SmartWater Inline Filter Replacement Cartridge

    Fits the GE SmartWater GXRTQ filter system Learn More

    As Low As $19.99 Per Filter

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