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. AMERICAN-HYDRO-SYSTEMS-265062

    AMERICAN-HYDRO-SYSTEMS-265062

    $34.21 MSRP:  $41.64
  2. AMERICAN-PLUMBER-600R

    AMERICAN-PLUMBER-600R

    $31.99 MSRP:  $35.06
  3. AMERICAN-PLUMBER-WIC-600
  4. AQUAPURE-AP431

    AQUAPURE-AP431

    $30.99 MSRP:  $33.25
  5. 3M Aqua-Pure AP460 Replacement Filter Cartridge

    AP460 3M Aqua-Pure Replacement Filter Cartridge

    Fits the 3M Aqua-Pure AP450 and AP450B filter systems Learn More
  6. AQUAPURE-AP717

    AQUAPURE-AP717

    $31.99 MSRP:  $34.49
  7. 3M Aqua-Pure APIL3R Inline Water Filter

    APIL3R 3M Aqua-Pure Inline Water Filter Cartridge

    Fits the 3M Aqua-Pure APIL3 inline water filtration system Learn More
  8. IC-1000 Culligan Inline Filter

    IC-1000 Culligan Inline Filter

    Fits standard 1/4-inch water lines Learn More
  9. CULLIGAN-IC-EZ-1

    CULLIGAN-IC-EZ-1

    $20.99 MSRP:  $27.13
  10. CULLIGAN-IC-EZ-3

    CULLIGAN-IC-EZ-3

    $35.29 MSRP:  $38.51
  11. CULLIGAN-IC-EZ-4

    CULLIGAN-IC-EZ-4

    $56.99 MSRP:  $71.29
  12. CULLIGAN-RC-EZ-3

    CULLIGAN-RC-EZ-3

    $24.99 MSRP:  $31.04
  13. CULLIGAN-RC-EZ-4

    CULLIGAN-RC-EZ-4

    $45.19 MSRP:  $50.59
  14. CULLIGAN-TS-500

    CULLIGAN-TS-500

    $30.89 MSRP:  $31.04
  15. DAEWOO-DD-7098

    DAEWOO-DD-7098

    $31.89
  16. 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
  17. GXRLQ

    GXRLQ

    $37.59
  18. GXRLQR
  19. GXRTDR

    GXRTDR

    $20.99 MSRP:  $24.19 As low as: $20.99
  20. HYDRONIX-ICF-2512

    HYDRONIX-ICF-2512

    $26.49
  21. 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
  22. GS-215-CB5-B Pentek Inline Filter Replacement Cartridge

    GS-215-CB5-B Pentek Inline Water Filter Cartridge

    Fits onto 1/4-inch water lines Learn More
  23. GG-2010 Rainshowr Gard'n Gro Garden Dechlorinator

    GG-2010 Rainshowr Gard'n Gro Garden Dechlorinator

    Fits most residential garden hoses. Learn More
    $56.99 MSRP:  $67.84
  24. GK-1 Rainshowr Green Knight Hydroponic Dechlorinator

    GK-1 Rainshowr Green Knight Hydroponic Dechlorinator

    Fits hydroponic garden hoses. Learn More
    $65.79 MSRP:  $118.99
  25. PFGG Rainshowr Gard'n Gro Garden Sediment Pre-Filter

    PFGG Rainshowr Gard'n Gro Garden Sediment Pre-Filter

    Fits most residential garden hoses. Learn More
    $46.99 MSRP:  $56.34

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