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 105 total

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  • Pentek QC10-CB1R Carbon Block Quick Change Filter
  • 600R American Plumber Undersink Filter Replacement Cartridge

    600R American Plumber Undersink Water Filter Cartridge

    $31.99
    MSRP: $35.06
    Save 9%
  • WIC-600 American Plumber Undersink Filter System

    WIC-600 American Plumber Undersink Filter System

    $55.99
    MSRP: $58.34
    Save 4%
  • AP-DW80/90 3M Aqua-Pure Water Filter Set

    AP-DW80/90 3M Aqua-Pure Pre and Post Filter Set

    $116.99
    MSRP: $173.90
    Save 33%
  • 3M Aqua-Pure AP-DW85 Water Filter Replacement Cartridge

    AP-DW85 3M Aqua-Pure Undersink Filter Replacement Cartridge

    $56.59
    MSRP: $75.99
    Save 26%
  • C-COMPLETE 3M Aqua-Pure Undersink Water Filter

    C-COMPLETE 3M Aqua-Pure Undersink Water Filter Cartridge

    $69.09
    MSRP: $92.99
    Save 26%
  • EP15 3M Aqua-Pure Whole House Water Filter

    EP15 3M Aqua-Pure Whole House Water Filter Cartridge

    $69.99
    MSRP: $82.79
    Save 15%
  • EP25 3M Aqua-Pure Whole House Water Filter

    EP25 3M Aqua-Pure Whole House Water Filter Cartridge

    $91.99
    MSRP: $111.54
    Save 18%
  • WI-BG3000C Body Glove Replacement Filter Cartridge

    WI-BG3000C Body Glove Replacement Filter Cartridge

    $158.99
    MSRP: $192.95
    Save 18%
  • WI-BG3000R Body Glove Replacement Filter Cartridge

    WI-BG3000R Body Glove Replacement Filter Cartridge

    $145.99
    MSRP: $174.95
    Save 17%
  • CB3 OmniFilter Undersink Filter Replacement Cartridge
  • 1000R-D Culligan Level 3 Undersink RV and Marine Icemaker and Drinking Water Filter
  • D-30 Culligan Level 2 Undersink Filter Replacement Cartridge
  • D-40 Culligan Level 4 Undersink Water Filter Replacement Cartridge
  • FM-15A Culligan Level 3 On-Tap Faucet Filter System

    Culligan FM-15A Level 3 Faucet Filter System

    $22.99
    MSRP: $28.51
    Save 19%
  • FM-15RA Culligan Level 3 Faucet 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
  • SY-1000 Culligan Water Filtration System
  • US-EZ-3 Culligan Level 3 Easy-Change Undersink Filter System
  • US-EZ-4 Culligan Level 4 Easy-Change Undersink Filter System

    US-EZ-4 Culligan Level 4 Easy-Change Undersink Filter System

    $80.39
    MSRP: $110.99
    Save 28%
  • DA29-00012A Samsung Aqua-Pure Plus Refrigerator Water Filter
  • W9122021 Doulton SuperCarb Replacement Element

    W9122021 Doulton SuperCarb Replacement Ceramic Water Filter

    $37.00
    MSRP: $54.26
    Save 32%
  • W9122190 Doulton SuperCarb SI Replacement Element

    W9122190 Doulton SuperCarb SI Ceramic Water Filter

    $41.00
    MSRP: $60.21
    Save 32%
  • W9123019 Doulton UltraCarb SI Replacement Element

    W9123019 Doulton UltraCarb SI Ceramic Filter Candle

    $41.00
    MSRP: $66.48
    Save 38%
  • W9123053 Doulton UltraCarb Undersink Ceramic Candle Replacement Filter Cartridge
  • W9142010 Doulton Replacement Ceramic Filter

    W9142010 Doulton Replacement Ceramic Filter

    $17.00
    MSRP: $18.39
    Save 8%
  • W9223026 Doulton Replacement Ceramic Filter
  • W9330957 Doulton UltraCarb Undersink Ceramic Candle Filter System
  • W9331032 Doulton UltraCarb Countertop Filter System

    W9331032 Doulton HCP UltraCarb Countertop Filter System

    $121.00
    MSRP: $175.99
    Save 31%
  • BH-2 Everpure Replacement Filter Cartridge

    BH-2 Everpure Replacement Filter Cartridge

    $59.99
    MSRP: $89.99
    Save 33%
  • EV9300-15 Everpure proseries 1500 Replacement Filter Cartridge
  • EV9300-25 Everpure proseries 2500 Replacement Filter Cartridge
  • EV9300-35 Everpure proseries 3500 Replacement Filter Cartridge

    EV9300-35 Everpure proseries 3500 Replacement Filter Cartridge

    $120.49
    MSRP: $170.99
    Save 30%
  • EV9592-06 Everpure ADC RV and Marine Water Filter Replacement Cartridge
  • EV9601-00 Everpure 4C Replacement Filter Cartridge
  • EV9611-00 Everpure 4H Replacement Filter Cartridge

    EV9611-00 Everpure 4H Replacement Filter Cartridge

    $50.69
    MSRP: $94.99
    Save 47%
  • EV9612-71 Everpure 4K Plus Replacement Filter Cartridge

    EV9612-71 Everpure 4K Plus Replacement Filter Cartridge

    $52.99
    MSRP: $59.79
    Save 11%
  • EV9618-02 Everpure OCS2 Replacement Filter Cartridge

    EV9618-02 Everpure OCS2 Replacement Filter Cartridge

    $44.99
    MSRP: $69.99
    Save 36%
  • EV9619-06 Everpure OW200L Replacement Filter Cartridge

    EV9619-06 Everpure OW200L Replacement Filter Cartridge

    $85.59
    MSRP: $118.99
    Save 28%
  • EV9634-01 Everpure OW2 Plus Replacement Filter Cartridge

    EV9634-01 Everpure OW2 Plus Replacement Filter Cartridge

    $69.99
    MSRP: $87.99
    Save 20%
  • EV9635-01 Everpure OW4-Plus Replacement Filter Cartridge

    EV9635-01 Everpure OW4-Plus Replacement Filter Cartridge

    $68.99
    MSRP: $111.99
    Save 38%
  • EV9720-06 Everpure S-54 Replacement Filter Cartridge

    EV9634-26 Everpure S-54 Water Filter Cartridge

    $49.99
    MSRP: $71.29
    Save 30%
  • THM-2 Everpure Replacement Filter Cartridge

    THM-2 Everpure Replacement Filter Cartridge

    $86.99
    MSRP: $106.94
    Save 19%
  • FQSLF GE SmartWater Undersink Filter Set
  • FQSVF GE SmartWater Undersink Filter Set (packaging)
  • FXMLH GE Faucet Filter Replacement Cartridge
  • FXSVC GE SmartWater Undersink Filter Set

    FXSVC GE SmartWater Undersink Filter Set

    $62.89
    MSRP: $89.99
    Save 30%

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