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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).

29 Item(s)

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  • WICA American Plumber Inline Filter with 1/4 inch Quick-Connect Fittings
  • WICSA American Plumber Inline Filter with 1/4 inch Quick-Connect Fittings
  • IC-100A Culligan Level 1 Disposable Inline Filter

    IC-100A Culligan Level 1 Disposable Inline Filter

    $12.99
    MSRP: $16.78
    Save 23%
  • GXRTDR GE SmartWater Inline Filter Cartridge

    GXRTDR GE SmartWater Inline Filter Cartridge

    $18.99
    MSRP: $24.19
    Save 21%
  • GS-10-JG14 Pentek Inline Filter System

    GS-10-JG14 Pentek Inline Water Filtration System

    $12.99
    MSRP: $15.28
    Save 15%
  • GS-10ALS-JG14 Pentek Inline Filter System

    GS-10ALS-JG14 Pentek Inline Water Filter

    $13.39
    MSRP: $17.70
    Save 24%
  • TS-101L Pentek Lime/Scale Inline Filter

    TS-101L Pentek Lime/Scale Inline Filter

    $11.99
    MSRP: $15.28
    Save 22%
  • R200 OmniFilter Inline Filter System

    R200 OmniFilter Inline Water Filtration System

    $14.99
    MSRP: $16.09
    Save 7%
  • AICRO-JGK Watts Inline Filter Cartridge
  • CL10ROT33-B Omnipure Inline Filter

    CL10ROT33-B Omnipure Inline Filter

    $10.99
    MSRP: $13.79
    Save 20%
  • K2333-JJ Omnipure Inline Filter

    K2333-JJ Omnipure Inline Filter

    $10.99
    MSRP: $13.79
    Save 20%
  • K2333-KK Omnipure Inline Filter

    K2333-KK Omnipure Inline Filter

    $12.99
    MSRP: $13.79
    Save 6%
  • K2533-KK Omnipure Inline Filter

    K2533-KK Omnipure Inline Filter

    $13.99
    MSRP: $14.94
    Save 6%
  • K2540-JJ Omnipure Inline Coconut Carbon Filter

    K2540-JJ Omnipure Inline Coconut Carbon Filter

    $11.99
    MSRP: $16.09
    Save 25%
  • K2567-BB Omnipure Inline Filter

    K2567-BB Omnipure Inline Filter

    $14.99
    MSRP: $19.54
    Save 23%
  • K5567BB Omnipure Inline Filter Replacement Cartridge

    K5567BB Omnipure Inline Filter Replacement Cartridge

    $18.79
    MSRP: $23.91
    Save 21%
  • K5586-JJ Omnipure Inline Phosphate Filter

    K5586-JJ Omnipure Inline Phosphate Filter

    $14.99
    MSRP: $19.54
    Save 23%
  • K5633CC Omnipure Inline GAC Filter Cartridge

    K5633CC Omnipure Inline GAC Water Filter

    $15.99
    MSRP: $17.24
    Save 7%
  • K5633JJ Omnipure Inline GAC Filter Cartridge

    K5633JJ Omnipure Inline GAC Filter Cartridge

    $14.39
    MSRP: $18.85
    Save 24%
  • K5633KK Omnipure Inline GAC Filter Cartridge

    K5633KK Omnipure Inline Water Filter Cartridge

    $14.39
    MSRP: $18.85
    Save 24%
  • Q5386 Omnipure Inline Filter Replacement Cartridge

    Q5386 Omnipure Inline Filter Replacement Cartridge

    $14.99
    MSRP: $20.00
    Save 25%
  • Q5486 Omnipure Twist-Tap Inline Filter Replacement Cartridge
  • E5486 Omnipure Water Filter

    E5486 Omnipure Water Filter

    $17.99
    MSRP: $20.34
    Save 12%
  • K2586-JJ GAC Omnipure Phosphate Inline Water Filter

    K2586-JJ GAC Omnipure Phosphate Inline Water Filter

    $16.99
    MSRP: $21.84
    Save 22%
  • CL10ROT33-A Omnipure GAC Inline Water Filter

    CL10ROT33-A Omnipure GAC Inline Water Filter

    $10.99
    MSRP: $14.94
    Save 26%
  • K5528-BB Omnipure Carbon Inline Water Filter

    K5528-BB Omnipure Carbon Inline Water Filter

    $11.05
    MSRP: $16.09
    Save 31%
  • E5733 Omnipure Granular Activated Carbon Water Filter

    E5733 Omnipure Granular Activated Carbon Water Filter

    $14.99
    MSRP: $19.54
    Save 23%
  • Q5328 Omnipure Water Filter

    Q5328 Omnipure Water Filter

    $10.99
    MSRP: $14.94
    Save 26%
  • K2528-KK Omnipure GAC Inline Water Filter

    K2528-KK Omnipure GAC Inline Water Filter

    $11.99
    MSRP: $17.99
    Save 33%

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