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 88 total

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  • AP117 3M Aqua-Pure Comparable Whole House Sediment Water Filter by Tier1
  • APS117 3M Aqua-Pure Comparable Whole House Carbon Water Filter by Tier1
  • D-20 Culligan Comparable Whole House Carbon Water Filter by Tier1
  • CFS117 Cuno Comparable Whole House Sediment Water Filter by Tier1
  • HDG-P117 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • WHKF-GAC AP117 Whirlpool Comparable Whole House Sediment Water Filter by Tier1
  • AF-10-2010 Aries GAC/KDF Water Filter Cartridge

    AF-10-2010 Aries GAC/KDF Water Filter Cartridge

    $16.99
    MSRP: $22.99
    Save 26%
  • K2386-JJ Omnipure Inline Phosphate Water Filter

    K2386-JJ Omnipure Inline Phosphate Water Filter

    $10.05
    MSRP: $17.24
    Save 42%
  • CL6ROT33-A Omnipure GAC Inline Water Filter
  • AICRO-JGK Watts Inline Filter Cartridge
  • Whirlpool WHKF-GAC Undersink Replacement Water Filter Cartridge

    WHKF-GAC Whirlpool Undersink Replacement Filter Cartridge

    $10.99
    MSRP: $20.34
    Save 46%
  • CL10ROT33-A Omnipure GAC Inline Water Filter

    CL10ROT33-A Omnipure GAC Inline Water Filter

    $10.99
    MSRP: $14.94
    Save 26%
  • Q5328 Omnipure Water Filter

    Q5328 Omnipure Water Filter

    $10.99
    MSRP: $14.94
    Save 26%
  • GS-10-B Pentek Inline Filter Replacement Cartridge

    GS-10-B Pentek Replacement Inline Water Filter Cartridge

    $11.09
    MSRP: $16.99
    Save 35%
  • CL10ROT40-B Omnipure Inline Coconut Carbon Filter

    CL10ROT40-B Omnipure Inline Coconut Carbon Filter

    $11.09
    MSRP: $21.99
    Save 50%
  • CL6ROT33-B Omnipure Inline Filter

    CL6ROT33-B Omnipure Inline Filter

    $11.09
    MSRP: $16.99
    Save 35%
  • K2533TJ Omnipure Inline Carbon Filter

    K2533TJ Omnipure Inline Carbon Filter

    $11.09
    MSRP: $16.99
    Save 35%
  • 32-250-125-050 KX Technologies Replacement Filter Cartridge

    32-250-125-050 KX Technologies Replacement Filter Cartridge

    $11.29
    MSRP: $16.99
    Save 34%
  • K2533JJ Omnipure Water Filter

    K2533JJ Omnipure Water Filter

    $11.99
    MSRP: $13.79
    Save 13%
  • K2528-KK Omnipure GAC Inline Water Filter

    K2528-KK Omnipure GAC Inline Water Filter

    $11.99
    MSRP: $17.99
    Save 33%
  • CL10ROT33-B Omnipure Inline Filter

    CL10ROT33-B Omnipure Inline Filter

    $12.19
    MSRP: $16.99
    Save 28%
  • K2333-JJ Omnipure Inline Filter

    K2333-JJ Omnipure Inline Filter

    $12.19
    MSRP: $20.99
    Save 42%
  • D-25 Culligan Under Sink Water Filter
  • IC-100A Culligan Level 1 Disposable Inline Filter

    IC-100A Culligan Level 1 Disposable Inline Filter

    $12.99
    MSRP: $16.78
    Save 23%
  • GS-10-JG14 Pentek Inline Filter System

    GS-10-JG14 Pentek Inline Water Filtration System

    $12.99
    MSRP: $15.28
    Save 15%
  • IC-101L Pentek Inline Filter
  • TS-101L Pentek Lime/Scale Inline Filter

    TS-101L Pentek Lime/Scale Inline Filter

    $13.19
    MSRP: $20.99
    Save 37%
  • K2540-JJ Omnipure Inline Coconut Carbon Filter

    K2540-JJ Omnipure Inline Coconut Carbon Filter

    $13.19
    MSRP: $19.99
    Save 34%
  • K5528-BB Omnipure Carbon Inline Water Filter

    K5528-BB Omnipure Carbon Inline Water Filter

    $13.19
    MSRP: $20.99
    Save 37%
  • MATRIKX-CTO2-10 KX Technologies MatrikX Undersink Filter Replacement Cartridge
  • PR-1U Culligan Universal Water Pitcher Replacement Cartridge
  • S7025 Microline Replacement Filter Cartridge

    S7025 Microline Replacement Filter Cartridge

    $13.89
    MSRP: $14.94
    Save 7%
  • Dupont WFSSC0501 Shower Water Filter Replacement Cartridge

    Dupont WFSSC0501 Shower Water Filter Replacement Cartridge

    $13.89
    MSRP: $19.99
    Save 31%
  • WGC478 American Plumber Undersink Compact Filter Replacement Cartridge
  • K2533-KK Omnipure Inline Filter

    K2533-KK Omnipure Inline Filter

    $13.99
    MSRP: $14.94
    Save 6%
  • C1-20 Pentek Comparable Whole House Carbon Water Filter by Tier1
  • WICA American Plumber Inline Filter with 1/4 inch Quick-Connect Fittings
  • K2333-KK Omnipure Inline Filter

    K2333-KK Omnipure Inline Filter

    $14.29
    MSRP: $19.99
    Save 29%
  • K5633KK Omnipure Inline GAC Filter Cartridge

    K5633KK Omnipure Inline Water Filter Cartridge

    $14.39
    MSRP: $18.85
    Save 24%
  • GS-10ALS-JG14 Pentek Inline Filter System

    GS-10ALS-JG14 Pentek Inline Water Filter

    $14.69
    MSRP: $21.99
    Save 33%
  • Q5528 Omnipure Replacement Filter Cartridge

    Q5528 Omnipure Replacement Filter Cartridge

    $14.69
    MSRP: $21.99
    Save 33%
  • 8013624 Katadyn Replacement Filter Element (2-Pack)

    8013624 Katadyn Replacement Filter Element (2-Pack)

    $14.95
    MSRP: $19.49
    Save 23%
  • GAC-10 Pentek Undersink Filter Replacement Cartridge

    GAC-10 Pentek Undersink Filter Replacement Cartridge

    $14.99
    MSRP: $19.99
    Save 25%
  • GAC-5 Pentek Replacement Filter Cartridge
  • R200 OmniFilter Inline Filter System

    R200 OmniFilter Inline Water Filtration System

    $14.99
    MSRP: $16.09
    Save 7%
  • Q5386 Omnipure Inline Filter Replacement Cartridge

    Q5386 Omnipure Inline Filter Replacement Cartridge

    $14.99
    MSRP: $20.00
    Save 25%
  • E5628 Omnipure E-Series Water Filter

    E5628 Omnipure E-Series Water Filter

    $14.99
    MSRP: $19.54
    Save 23%
  • WFFMC300X DuPont Faucet Mount Replacement Cartridge - Ultra Protection Filter

Items 1 to 48 of 88 total

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