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 49 to 96 of 159 total

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  • C-CS-S 3M Aqua-Pure Undersink Water Filter
  • C-LC 3M Aqua-Pure Undersink Water Filter

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

    $50.99
    MSRP: $65.54
    Save 22%
  • CQE-RC-04049 Crystal Quest Fluoride Multi Replacement Filter Cartridge
  • 01013029 Culligan Reverse Osmosis Filter Cartridge
  • 1000R-D Culligan Level 3 Undersink RV and Marine Icemaker and Drinking Water Filter
  • D-250A Culligan Undersink Filter Replacement Cartridge Set

    D-250A Culligan Undersink Filter Replacement Cartridge Set

    $31.99
    MSRP: $46.99
    Save 32%
  • D-40 Culligan Level 4 Undersink Water Filter Replacement Cartridge
  • IC-1000 Culligan Inline Filter
  • IC-EZ-3 Culligan Level 3 Easy-Change Inline Filter System

    IC-EZ-3 Culligan Level 3 Easy-Change Inline Filter System

    $35.29
    MSRP: $53.99
    Save 35%
  • IC-EZ-4 Culligan Level 4 Easy-Change Inline Filter System

    IC-EZ-4 Culligan Level 4 Easy-Change Inline Filter System

    $56.99
    MSRP: $71.29
    Save 20%
  • RC-EZ-3 Culligan Level 3 Easy-Change Inline Filter Replacement Cartridge
  • RC-EZ-4 Culligan Level 4 Easy-Change Inline Filter Replacement Cartridge
  • RV-EZ-3 Culligan Level 3 Easy-Change RV Inline Filter System
  • 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%
  • DA29-00003F Samsung Aqua-Pure Plus Refrigerator Water Filter
  • DD-7098 Daewoo Inline Filter

    DD-7098 Daewoo Inline Filter

    $31.89
    MSRP: $40.99
    Save 22%
  • EF-9603 Daewoo Refrigerator Water Filter

    Daewoo EF-9603 Refrigerator Water Filter

    $12.05
    MSRP: $17.24
    Save 30%
  • W9223026 Doulton Replacement Ceramic Filter
  • EV9300-15 Everpure proseries 1500 Replacement Filter Cartridge
  • EV9592-06 Everpure ADC RV and Marine Water Filter Replacement Cartridge
  • EV9607-25 Everpure ESO 7 Softening System Replacement Cartridge
  • EV9720-06 Everpure S-54 Replacement Filter Cartridge

    EV9634-26 Everpure S-54 Water Filter Cartridge

    $49.99
    MSRP: $71.29
    Save 30%
  • THM-1 Everpure Replacement Filter Cartridge

    THM-1 Everpure Replacement Filter Cartridge

    $103.05
    MSRP: $157.54
    Save 35%
  • THM-2 Everpure Replacement Filter Cartridge

    THM-2 Everpure Replacement Filter Cartridge

    $86.99
    MSRP: $106.94
    Save 19%
  • 4IL-CLC-S01 Filtrete Inline Refrigerator Water Filter

    4IL-CLC-S01 3M Filtrete Inline Refrigerator Water Filter

    $20.99
    MSRP: $29.89
    Save 30%
  • 4IL-CTO-S01 Filtrete Inline Refrigerator Water Filter

    4IL-CTO-S01 3M Filtrete Inline Refrigerator Water Filter

    $13.99
    MSRP: $18.39
    Save 24%
  • 4US-MAXL-F01 Filtrete Replacement Filter Cartridge

    4US-MAXL-F01 3M Filtrete Replacement Water Filter Cartridge

    $32.89
    MSRP: $44.99
    Save 27%
  • 4US-MAXL-S01 Filtrete Single Stage Drinking Water System
  • 4US-MAXS-F01 Filtrete Replacement Filter Cartridge
  • 4US-MAXS-S01 Filtrete Single Stage Drinking Water System
  • FXSVC GE SmartWater Undersink Filter Set

    FXSVC GE SmartWater Undersink Filter Set

    $62.89
    MSRP: $89.99
    Save 30%
  • FXULC GE SmartWater Undersink Filter Replacement Cartridge

    FXULC GE SmartWater Undersink Filter Replacement Cartridge

    $39.99
    MSRP: $51.74
    Save 23%
  • FXUVC GE SmartWater Undersink Filter Replacement Cartridge

    FXUVC GE SmartWater Undersink Filter Replacement Cartridge

    $56.59
    MSRP: $80.99
    Save 30%
  • FXWTC GE SmartWater Whole House Filter Replacement Cartridge
  • 1100R OmniFilter Quick Change Replacement Filter Cartridge
  • GS-10-B Pentek Inline Filter Replacement Cartridge

    GS-10-B Pentek Replacement Inline Water Filter Cartridge

    $11.09
    MSRP: $16.99
    Save 35%
  • GS-10-JG14 Pentek Inline Filter System

    GS-10-JG14 Pentek Inline Water Filtration System

    $12.99
    MSRP: $15.28
    Save 15%
  • P-250A Pentek Undersink Filter Set
  • QC10-CBR-JG14 Pentek Undersink Quick-Change Filter System

    QC10-CBR-JG14 Pentek Quick-Change Water Filter System

    $33.99
    MSRP: $35.41
    Save 4%
  • QC10-CBR-THREADED Pentek Undersink Quick-Change Filter System
  • QC10-CBRR Pentek Undersink Quick-Change Replacement Filter Cartridge
  • US-1000 Pentek Undersink Filter System

    US-1000 Pentek Undersink Filter System

    $130.79
    MSRP: $179.99
    Save 27%
  • DA29-10105J Samsung Refrigerator Water Filter
  • 3MROP416-20A Water Factory Systems Replacement Filter Cartridge
  • FXSLC GE SmartSetWater Undersink Filter
  • GXILQR GE SmartWater Inline Filter Replacement Cartridge

Items 49 to 96 of 159 total

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