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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41 Item(s)

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  • 3M Aqua-Pure APIL3R Inline Water Filter
  • RC-EZ-3 Culligan Level 3 Easy-Change Inline Filter Replacement Cartridge
  • RC-EZ-4 Culligan Level 4 Easy-Change Inline Filter Replacement Cartridge
  • DD-7098 Daewoo Inline Filter

    DD-7098 Daewoo Inline Filter

    $31.89
    MSRP: $40.99
    Save 22%
  • GS-10-JG14 Pentek Inline Filter System

    GS-10-JG14 Pentek Inline Water Filtration System

    $12.99
    MSRP: $15.28
    Save 15%
  • K2515-JJ Omnipure Lead Cyst Inline Filter

    K2515-JJ Omnipure Lead Cyst Inline Filter

    $22.09
    MSRP: $33.99
    Save 35%
  • K2386-JJ Omnipure Inline Phosphate Water Filter

    K2386-JJ Omnipure Inline Phosphate Water Filter

    $10.05
    MSRP: $17.24
    Save 42%
  • IC6-38Q Tier1 Inline Water Filter

    IC6-38Q Tier1 Inline Water Filter

    $8.99
    MSRP: $16.99
    Save 47%
  • K2385 Omnipure Phosphate Inline Filter

    K2385 Omnipure Phosphate Inline Filter

    $17.99
    MSRP: $24.14
    Save 25%
  • Omnipure K2386-KK Inline Water Filter
  • TIER1-IN-WF1000

    TIER1-IN-WF1000

    $7.99
    MSRP: $12.99
    Save 38%
  • R200 Samsung Inline Water Filter Replacement by Tier1

    R200 OmniFilter Inline Water Filter Replacement by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • AP717 3m Aqua-Pure Comparable Inline Water Filter by Tier1

    AP717 3M Aqua-Pure Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • CL10ROT33-B Omnipure Comparable Inline Water Filter by Tier1
  • WHKF-IMTO Whirlpool Comparable Inline Water Filter by Tier1

    WHKF-IMTO Whirlpool Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • IC-100-D Culligan Comparable Inline Water Filter by Tier1

    IC-100-D Culligan Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • K5686-JJ Omnipure Comparable Inline Water Filter by Tier1

    K5686-JJ Omnipure Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • ICF-10Q Hydronix Comparable Inline Water Filter by Tier1

    ICF-10Q Hydronix Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • K2333-JJ Omnipure Comparable Inline Water Filter by Tier1

    K2333-JJ Omnipure Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • K2540-JJ Omnipure Comparable Inline Water Filter by Tier1
  • DD-7098 Daewoo Comparable Inline Water Filter by Tier1

    DD-7098 Daewoo Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • K2533BB Omnipure Comparable Inline Water Filter by Tier1

    K2533BB Omnipure Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • K5567JJ Omnipure Comparable Inline Water Filter by Tier1

    K5567JJ Omnipure Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • CL10ROT33-C-Omnipure Comparable Inline Water Filter by Tier1
  • GS-10ALS-JG14 Pentek Comparable Inline Water Filter by Tier1
  • CL10ROT40-B Omnipure Comparable Inline Water Filter by Tier1
  • AICRO-JGK Watts Comparable Inline Water Filter by Tier1

    AICRO-JGK Watts Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • K2528-JJ Omnipure Comparable Inline Water Filter by Tier1
  • K2567-BB Omnipure Comparable Inline Water Filter by Tier1

    K2567-BB Omnipure Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • CL10ROT40-C Omnipure Comparable Inline Water Filter by Tier1
  • ICF-6Q Hydronix Comparable Inline Water Filter by Tier1

    ICF-6Q Hydronix Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • K5586-JJ Omnipure Comparable Inline Water Filter by Tier1

    K5586-JJ Omnipure Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • GS-10-JG14 Pentek Comparable Inline Water Filter by Tier1

    GS-10-JG14 Pentek Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • K5528-BB Omnipure Comparable Inline Water Filter by Tier1

    K5528-BB Omnipure Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • CL10ROT28-A Omnipure Comparable Inline Water Filter by Tier1
  • K2533TJ Omnipure Comparable Inline Water Filter by Tier1

    K2533TJ Omnipure Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • WS-21 Water Sentinel Comparable Inline Water Filter by Tier1
  • K2540-TJ Omnipure Comparable Inline Water Filter by Tier1
  • K5553-BB Omnipure Comparable Inline Water Filter by Tier1

    K5553-BB Omnipure Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • K5686-BB Omnipure Comparable Inline Water Filter by Tier1
  • K2328-JJ Omnipure Comparable Inline Water Filter by Tier1

    K2328-JJ Omnipure Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%

41 Item(s)

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