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. OMNIPURE-CL10PF5-B
  2. OMNIPURE-CL10ROT33-B

    OMNIPURE-CL10ROT33-B

    $12.19 MSRP:  $13.79
  3. OMNIPURE-CL10ROT33-C

    OMNIPURE-CL10ROT33-C

    $9.99 MSRP:  $13.79
  4. OMNIPURE-CL10ROT40-B

    OMNIPURE-CL10ROT40-B

    $11.09 MSRP:  $13.79
  5. 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
  6. CL6ROT33-B Omnipure Inline Filter

    CL6ROT33-B Omnipure Inline Filter

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

    CL6ROT33-C Omnipure Inline Filter

    Fits standard 3/8-inch water lines Learn More
    $8.89 MSRP:  $15.99
  8. ELF-DK7 Omnipure Filter Head

    ELF-DK7 Omnipure Filter Head

    Fits standard 3/8-inch water lines Learn More
    $10.99 MSRP:  $16.09
  9. ELF-NV-HEAD-DK7-P6 Omnipure Inline Filter Head

    ELF-NV-HEAD-DK7-P6 Omnipure Inline Water Filter Head

    Fits any 3/8-inch water line Learn More
    $14.29 MSRP:  $20.99
  10. OMNIPURE-K2333-JJ

    OMNIPURE-K2333-JJ

    $12.19 MSRP:  $13.79
  11. K2333-KK Omnipure Inline Filter

    K2333-KK Omnipure Inline Filter

    Fits standard 3/8-inch water lines Learn More
    $14.29 MSRP:  $19.99
  12. OMNIPURE-K2505-JJ

    OMNIPURE-K2505-JJ

    $14.29 MSRP:  $16.09
  13. OMNIPURE-K2515-JJ

    OMNIPURE-K2515-JJ

    $22.09 MSRP:  $25.29
  14. OMNIPURE-K2520-JJ

    OMNIPURE-K2520-JJ

    $20.99 MSRP:  $24.14
  15. OMNIPURE-K2528-JJ

    OMNIPURE-K2528-JJ

    $9.99 MSRP:  $13.79
  16. OMNIPURE-K2533BB

    OMNIPURE-K2533BB

    $9.99 MSRP:  $13.79
  17. OMNIPURE-K2533-KK

    OMNIPURE-K2533-KK

    $13.99 MSRP:  $14.94
  18. OMNIPURE-K2533TJ

    OMNIPURE-K2533TJ

    $11.09 MSRP:  $13.79
  19. K2540-JJ Omnipure Inline Coconut Carbon Filter

    K2540-JJ Omnipure Inline Coconut Carbon Filter

    Fits standard 1/4-inch water lines Learn More
    $13.19 MSRP:  $19.99
  20. OMNIPURE-K2567-BB

    OMNIPURE-K2567-BB

    $16.49 MSRP:  $19.54
  21. OMNIPURE-K2567JJ

    OMNIPURE-K2567JJ

    $21.99
  22. OMNIPURE-K5515-BB

    OMNIPURE-K5515-BB

    $26.49
  23. OMNIPURE-K5520P-JJ

    OMNIPURE-K5520P-JJ

    $19.99 MSRP:  $25.29
  24. K5520SS Omnipure Inline GAC Filter Cartridge

    K5520SS Omnipure Inline GAC Water Filter Cartridge

    Fits standard 1/4-inch water lines Learn More
    $21.09 MSRP:  $33.99
  25. OMNIPURE-K5562-BB-NRW37

    OMNIPURE-K5562-BB-NRW37

    $22.99 MSRP:  $25.29

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