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

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

    Fits any 1/4-inch water line Learn More
    $14.09 MSRP:  $18.50
  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. 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
  4. IC-100A Culligan Level 1 Disposable Inline Filter
  5. DD-7098 Daewoo Inline Filter

    DD-7098 Daewoo Inline Filter

    Fits Daewoo, Bosch, Siemens, and other refrigerator brands with an external inline water filter Learn More
    $31.89 MSRP:  $40.99
  6. EV9100-08 Everpure IN-10 Inline Filter with 3/8 inch NPT threads

    EV9100-08 Everpure IN-10 Inline Water Filter

    Connects with 3/8 inch NPT threads and fits 1/4-inch water lines Learn More
    $22.19 MSRP:  $30.99
  7. GXRTDR GE SmartWater Inline Filter Cartridge

    GXRTDR GE SmartWater Inline Filter Cartridge

    Fits any 1/4-inch plastic or copper water line Learn More
    $20.99 MSRP:  $30.99 As low as: $20.99
  8. ICF-10 Hydronix Inline Coconut Carbon Filter
  9. ICF-10Q Hydronix Inline Coconut Carbon Filter
  10. ICF-10Q38 Hydronix Inline Coconut Carbon Filter
  11. ICF-2512 Hydronix Inline Coconut Carbon Filter
  12. ICF-6 Hydronix Inline Coconut Carbon Filter
  13. ICF-6Q Hydronix Inline Coconut Carbon Filter
  14. GS-10-B Pentek Inline Filter Replacement Cartridge

    GS-10-B Pentek Replacement Inline Water Filter Cartridge

    For 1/4-inch water lines Learn More
    $11.09 MSRP:  $16.99
  15. GS-10-JG14 Pentek Inline Filter System

    GS-10-JG14 Pentek Inline Water Filtration System

    Fits onto all 1/4-inch water lines Learn More
    $12.99 MSRP:  $15.28
  16. GS-10ALS-JG14 Pentek Inline Filter System

    GS-10ALS-JG14 Pentek Inline Water Filter

    Fits onto 1/4-inch water lines Learn More
    $14.69 MSRP:  $21.99
  17. 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
  18. IC-101L Pentek Inline Filter

    IC-101L Pentek Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $12.99
  19. 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
  20. 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
  21. WSRV-8 Water Sentinel Inline RV Water Filter
  22. 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
  23. 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
  24. IF14C Ice-O-Matic Inline Water Filtration Cartridge
  25. IF18C Ice-O-Matic Inline Water Filtration Cartridge - 1

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