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 4205 total

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  • F5-WHITE Instapure Complete Faucet Filter System - White

    F5-WHITE Instapure Complete Faucet Filter System - White

    $18.19
    MSRP: $28.99
    Save 37%
  • F8-CHROME Instapure Ultra Faucet Filter System - Chrome

    F8-CHROME Instapure Ultra Faucet Filter System - Chrome

    $33.19
    MSRP: $45.99
    Save 28%
  • F5-CHROME Instapure Complete Faucet Filter System - Chrome

    F5-CHROME Instapure Complete Faucet Filter System - Chrome

    $23.49
    MSRP: $32.99
    Save 29%
  • F2-CHROME Instapure Essentials Faucet Filter System - Chrome
  • F2-WHITE Instapure Essentials Faucet Filter System - White

    F2-WHITE Instapure Essentials Faucet Filter System - White

    $13.89
    MSRP: $21.99
    Save 37%
  • F8-WHITE Instapure Ultra Faucet Filter System - White

    F8 Instapure Ultra Faucet Filter System - White

    $28.99
    MSRP: $31.04
    Save 7%
  • F8MHCH Instapure Faucet Filter Housing

    F8MHCH Instapure Faucet Filter System Housing

    $16.99
    MSRP: $21.84
    Save 22%
  • F8MHWH Instapure Faucet Filter System Housing Body
  • R8-1PK-WHITE Instapure Ultra Faucet Filter Replacement Cartridge - White
  • R8-1PK-CHROME Instapure Ultra Faucet Filter Replacement Cartridge - Chrome
  • RPWF GE SmartWater Refrigerator Water Filter
  • RPWFE GE Refrigerator Water Filter
  • R7-1PK Instapure CompletePlus Faucet Filter Replacement Cartridge
  • EveryDrop Whirlpool Ice and Water Refrigerator Filter 8 (alternate)
  • R5-2PK Instapure Complete Faucet Filter Replacement Cartridge (2-Pack)
  • KWF1000 Miele Refrigerator Water Filter

    KWF1000 Miele Refrigerator Water Filter

    $88.99
    MSRP: $90.84
    Save 2%

    Out of stock

  • TIER1_P15S_612020_6_PACK

    TIER1_P15S_612020_6_PACK

    $52.99
    MSRP: $58.96
    Save 10%
  • TO1SS OmniFilter Whole House Water Filter
  • AQUAPURE-AP327

    AQUAPURE-AP327

    $37.49
    MSRP: $37.94
    Save 1%

    Out of stock

  • 4373529

    4373529

  • 4373574

    4373574

  • 4373575 Whirlpool Undersink Filter Kit

    4373575 Whirlpool Undersink Filter Kit

    $61.79
    MSRP: $97.99
    Save 37%
  • 8171414 (top-freezer, quarter-turn, inside-the-fridge) Whirlpool Refrigerator Water Filter
  • 8212652 Maytag PuriClean IV Refrigerator Water Filter
  • 12488101 Amana Refrigerator Air Filter
  • 2186494B Whirlpool Refrigerator Water Filter Cap - Black

    2186494B Whirlpool Refrigerator Water Filter Cap - Black

    $13.99
    MSRP: $17.24
    Save 19%
  • 2186494W Whirlpool Refrigerator Water Filter Cap - White

    2186494W Whirlpool Refrigerator Water Filter Cap - White

    $12.99
    MSRP: $17.24
    Save 25%
  • 2260518B Whirlpool PUR Refrigerator Water Filter Cap - Black
  • 2260518W Whirlpool PUR Refrigerator Water Filter Cap - White
  • 55897C Halsey-Taylor Water Sentry VII Drinking Fountain Filter
  • AFCB Frigidaire Refrigerator Air Filter

    AFCB Frigidaire Refrigerator Air Filter

    $11.99
    MSRP: $13.79
    Save 13%
  • AMANA-12490801

    AMANA-12490801

  • 265070 American Hydro Systems Inside Parts Replacement Kit for Siphoning Feeder System
  • AMERICAN-HYDRO-SYSTEMS-265071

    AMERICAN-HYDRO-SYSTEMS-265071

    $58.99
    MSRP: $83.81
    Save 30%
  • 265072 American Hydro Systems The Works Parts Replacement Kit for Siphoning Feeder System
  • 265075 American Hydro Systems PumpHaus Pump Cover
  • 2650-Kit American Hydro Systems Replacement Kit for Siphoning Feeder System
  • 2655 American Hydro Systems GrassSoGreen Fertilizer

    American Hydro Systems GrassSoGreen Lawn Fertilizer (#2655)

    $22.99
    MSRP: $28.74
    Save 20%
  • AMERICAN-HYDRO-SYSTEMS-2665

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