Discount Water Filters and Air Filters at Discount Filter Store.com

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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. 3M Aqua-Pure AP717 Inline Water Filter

    AP717 3M Aqua-Pure Inline Filter System

    Fits any 1/4-inch plastic or copper water line Learn More
    $25.99 MSRP:  $34.49
  2. ICF-10 Hydronix Inline Coconut Carbon Filter
  3. ICF-10Q Hydronix Inline Coconut Carbon Filter
  4. ICF-10Q38 Hydronix Inline Coconut Carbon Filter
  5. ICF-2512 Hydronix Inline Coconut Carbon Filter
  6. ICF-6 Hydronix Inline Coconut Carbon Filter
  7. ICF-6Q Hydronix Inline Coconut Carbon Filter
  8. CL10ROT33-B Omnipure Inline Filter

    CL10ROT33-B Omnipure Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $12.19 MSRP:  $16.99
  9. CL10ROT33-C Omnipure Inline Filter

    CL10ROT33-C Omnipure Inline Filter

    Fits standard 3/8-inch water lines Learn More
    $9.99 MSRP:  $13.79
  10. CL10ROT40-B Omnipure Inline Coconut Carbon Filter

    CL10ROT40-B Omnipure Inline Coconut Carbon Filter

    Fits standard 1/4-inch water lines Learn More
    $11.09 MSRP:  $21.99
  11. CL10ROT40-C Omnipure Inline Coconut Carbon Filter

    CL10ROT40-C Omnipure Inline Coconut Carbon Filter

    Fits standard 3/8-inch water lines Learn More
    $8.99 MSRP:  $12.64
  12. CL6ROT33-B Omnipure Inline Filter

    CL6ROT33-B Omnipure Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $11.09 MSRP:  $16.99
  13. CL6ROT33-C Omnipure Inline Filter

    CL6ROT33-C Omnipure Inline Filter

    Fits standard 3/8-inch water lines Learn More
    $8.89 MSRP:  $15.99
  14. 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
  15. IC10-14C Coconut GAC Inline Water Filter (1/4-inch FPT)
  16. WHKF-IMTO Whirlpool Comparable Coconut GAC Inline Water Filter by Tier1 (1/4-inch FPT)
  17. IN-WF0190 Comparable Inline Coconut Carbon Water Filter By Tier1

    IN-WF0190 Inline Coconut Carbon Water Filter By Tier1

    Fits most standard 3/8 inch water lines Learn More
    $8.99 MSRP:  $12.99
  18. CL6ROT33-B Omnipure Comparable Granular Activated Inline Water Filter by Tier1
  19. ICF-10 Hydronix Comparable Granular Activated Carbon Inline Water Filter by Tier1
  20. TS-101L Pentek Comparable Granular Activated Carbon Inline Water Filter by Tier1
  21. K2333-KK Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  22. K2533-KK Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  23. K5633JJ Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  24. K2528-KK Omnipure Comparable Inline Coconut Carbon Water Filter Tier1

    K2528-KK Omnipure Comparable Inline Coconut Carbon Water Filter By Tier1

    Fits most standard 3/8 inch water lines Learn More

    As Low As $0.00 Per Filter

  25. IC-101L Pentek Comparable Granular Activated Carbon Inline Water Filter by Tier1

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