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. ICF-6 Hydronix Inline Coconut Carbon Filter
  2. ICF-6Q Hydronix Inline Coconut Carbon Filter
  3. ISF-10 Hydronix Sediment Inline Filter

    ISF-10 Hydronix Sediment Inline Filter

    $7.79 MSRP:  $14.99
  4. ISF-2512 Hydronix Sediment Inline Filter
  5. 1100R OmniFilter Quick Change Replacement Filter Cartridge

    1100R OmniFilter Quick Change Inline Refrigerator Water Filter

    For OmniFilter R1100 Quick-Change Inline Water Filtration Systems Learn More
    $28.99 MSRP:  $36.79
  6. GS-6RO-B Pentek Inline Filter Replacement Cartridge

    GS-6RO-B Pentek Inline Water Filter Cartridge

    Fits 1/4-inch water lines with 1/4-inch MPT Learn More
  7. IC-101L Pentek Inline Filter

    IC-101L Pentek Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $12.99
  8. TS-101L Pentek Lime/Scale Inline Filter

    TS-101L Pentek Lime/Scale Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $13.19 MSRP:  $20.99
  9. R200 OmniFilter Inline Filter System

    R200 OmniFilter Inline Water Filtration System

    Fits onto any 1/4-inch plastic or copper water line Learn More
    $14.99 MSRP:  $16.09
  10. AICRO Watts Inline Polishing Filter

    AICRO Watts Inline Polishing Filter

    Fits the Watts Flowmatic FMR04-MAN reverse osmosis water filtration system Learn More
    $7.99 MSRP:  $9.19
  11. AICRO-JGK Watts Inline Filter Cartridge

    AICRO-JGK Watts Inline Water Filter Cartridge

    For use with inline water filtration applications using 1/4-inch John Guest Quick Change fittings Learn More
    $10.99
  12. WHKF-IMTO Whirlpool Inline Filter

    WHKF-IMTO Whirlpool Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $11.99 MSRP:  $14.94
  13. GXILQR GE SmartWater Inline Filter Replacement Cartridge

    GXILQR GE SmartWater Inline Filter Replacement Cartridge

    Fits the GE SmartWater GXILQ filter system Learn More
  14. GXRTQ GE SmartWater Inline Filter System

    GXRTQ GE SmartWater Inline Filter System

    Fits any 1/4-inch plastic or copper water line Learn More
  15. 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 MSRP:  $39.09
  16. R1100 OmniFilter Quick Change Inline Refrigerator Filter
  17. R800 OmniFilter Quick Change Inline Refrigerator Filter
  18. CL10PF5-B Omnipure Sediment Inline Filter

    CL10PF5-B Omnipure Sediment Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $14.29 MSRP:  $19.99
  19. CL10ROT33-B Omnipure Inline Filter

    CL10ROT33-B Omnipure Inline Filter

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

    CL10ROT33-C Omnipure Inline Filter

    Fits standard 3/8-inch water lines Learn More
    $9.99 MSRP:  $13.79
  21. 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
  22. 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
  23. CL6ROT33-B Omnipure Inline Filter

    CL6ROT33-B Omnipure Inline Filter

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

    CL6ROT33-C Omnipure Inline Filter

    Fits standard 3/8-inch water lines Learn More
    $8.89 MSRP:  $15.99
  25. K2333-JJ Omnipure Inline Filter

    K2333-JJ Omnipure Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $12.19 MSRP:  $20.99

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