Discount Water Filters and Air Filters at Discount Filter Store.com

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Water Filters & Air Filters Brands

Whether you’re looking to replace your inline water filter or trying to find the best air purifiers, we can help you by providing quality filters for less. Discount Filter Store offers the top filter brands, such as PUR, Honeywell, and ZeroWater to help make sure that you have worry-free water. Our helpful experts are also here to make sure you find the filter you need. Give us a call at 1-800-277-3458, and we’ll answer your filter questions from reverse osmosis water filtration systems to air humidifiers, to get you to the product you need.

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Items 1 to 48 of 112 total

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  • AP717 3m Aqua-Pure Comparable Inline Water Filter by Tier1

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

    $7.99 MSRP: $12.99
    Save 38%
  • 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

    $7.99 MSRP: $12.99
    Save 38%
  • ICF-10Q Hydronix Comparable Inline Water Filter by Tier1

    ICF-10Q Hydronix Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • K2333-JJ Omnipure Comparable Inline Water Filter by Tier1

    K2333-JJ Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • 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

    $7.99 MSRP: $12.99
    Save 38%
  • K2533BB Omnipure Comparable Inline Water Filter by Tier1

    K2533BB Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • K5567JJ Omnipure Comparable Inline Water Filter by Tier1

    K5567JJ Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • 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

    $7.99 MSRP: $12.99
    Save 38%
  • 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

    $7.99 MSRP: $12.99
    Save 38%
  • CL10ROT40-C Omnipure Comparable Inline Water Filter by Tier1
  • K5586-JJ Omnipure Comparable Inline Water Filter by Tier1

    K5586-JJ Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • GS-10-JG14 Pentek Comparable Inline Water Filter by Tier1

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

    $7.99 MSRP: $12.99
    Save 38%
  • K5528-BB Omnipure Comparable Inline Water Filter by Tier1

    K5528-BB Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • 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

    $7.99 MSRP: $12.99
    Save 38%
  • 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

    $7.99 MSRP: $12.99
    Save 38%
  • 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

    $7.99 MSRP: $12.99
    Save 38%
  • K2333-KK Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  • K2533-KK Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  • K5633JJ Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  • K2528-KK Omnipure Comparable Inline Coconut Carbon Water Filter Tier1
  • GXRTDR GE Inline Water Filter Cartridge Comparable By Tier1
  • WIC-6A American Plumber Inline Icemaker Filter
  • WICA American Plumber Inline Filter with 1/4 inch Quick-Connect Fittings
  • WICSA American Plumber Inline Filter with 1/4 inch Quick-Connect Fittings
  • 3M Aqua-Pure APIL3R Inline Water Filter
  • 74-985001 3M Aqua-Pure Male Connection

    74-985001 3M Aqua-Pure Quick-Connect Male Connection

    $4.09
    MSRP: $9.99
    Save 59%
  • IC-100A Culligan Level 1 Disposable Inline Filter

    IC-100A Culligan Level 1 Disposable Inline Filter

    $12.99
    MSRP: $16.78
    Save 23%
  • RC-EZ-1 Culligan Level 1 Easy-Change Inline Filter Replacement Cartridge
  • RC-EZ-3 Culligan Level 3 Easy-Change Inline Filter Replacement Cartridge
  • RC-EZ-4 Culligan Level 4 Easy-Change Inline Filter Replacement Cartridge
  • US-600 Culligan Slim Undersink Filter System

    US-600 Culligan Slim Undersink Filter System

    $35.99
    MSRP: $41.39
    Save 13%
  • HC111-S Cuno Replacement Filter Cartridge

    HC111-S Cuno Replacement Filter Cartridge

    $37.99
    MSRP: $54.99
    Save 31%
  • HF20-S Cuno Whole House Filter Replacement Cartridge

    HF20-S Cuno Whole House Filter Replacement Cartridge

    $68.99
    MSRP: $86.24
    Save 20%
  • DD-7098 Daewoo Inline Filter

    DD-7098 Daewoo Inline Filter

    $31.89
    MSRP: $40.99
    Save 22%
  • EV9256-20 Everpure QL1 Single Filter Head with Bracket and 1/4 inch Quick-Connect Fittings

    EV9256-20 Everpure QL1 Single Water Filter Head

    $36.49
    MSRP: $52.99
    Save 31%
  • GXRLQ

    GXRLQ

    $37.59
  • GXRLQR GE SmartWater Inline Filter Replacement Cartridge

    GXRLQR GE SmartWater Inline Filter Replacement Cartridge

    $36.49
    MSRP: $44.99
    Save 19%
  • GXRTDR GE SmartWater Inline Filter Cartridge

    GXRTDR GE SmartWater Inline Filter Cartridge

    $20.99
    MSRP: $30.99
    Save 32%

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