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

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Water Filtration Systems & Filters

Discount Filter Store carries a wide variety of water filters and filtration systems to make sure that you have clean water everywhere you need it. We offer camping water filters, RV filters, water bottles for travelers on the go. Purify your office or home’s drinking water with countertop filter systems, commercial grade filters, and whole house filter systems. Our filters are protected by our 100% Price Match Guarantee. We are happy to offer you the lowest possible price on our filters, matching any lower price listed by competitors.

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34 Item(s)

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  • Everpure EV9720-06 Comparable Food Service Replacement Filter by Tier1
  • AF-10-2011 Aries Specialty Cartridge 10-inch x 2.5-inch 1 LBS KDF/GAC
  • Everpure H-300 comparable granular activated carbon filter by Tier1
  • AF-10-2210 Aries Comparable Sediment Water Filter by Tier1

    AF-10-2210 Aries Comparable Sediment Water Filter by Tier1

    $36.99
    MSRP: $56.39
    Save 34%
  • WFFMC303X DuPont Faucet Mount Replacement Cartridges - Ultra Protection Filter (3-pack)
  • TIER1-GAC-20BB Replacement Granular Activated Carbon Filter by Tier1
  • AP817-2 Aquapure Comparable Granular Activated Carbon Filter by Tier1
  • RFC20-BB Pentek Comparable Granular Activated Carbon Filter by Tier1
  • FXB20RFL Filtrex Comparable Granular Activated Carbon Filter by Tier1
  • Aries AF-10-2115 KDF/Granular Activated Carbon

    Aries AF-10-2115 KDF/Granular Activated Carbon

    $39.99
    MSRP: $49.00
    Save 18%
  • MATRIKX-1-20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  • DD-7098 Daewoo Inline Filter

    DD-7098 Daewoo Inline Filter

    $31.89
    MSRP: $40.99
    Save 22%
  • D-250A Culligan Undersink Filter Replacement Cartridge Set

    D-250A Culligan Undersink Filter Replacement Cartridge Set

    $31.99
    MSRP: $46.99
    Save 32%
  • MATRIKX-CTO2-20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  • MATRIKX 32-450-10-GREEN / CTO2-HD10 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  • CFS117-S Cuno Whole House Filter Replacement Cartridge

    CFS117-S Cuno Whole House Filter Replacement Cartridge

    $32.05
    MSRP: $40.24
    Save 20%
  • 4WH-HDGAC-F01 Filtrete Replacement Filter Cartridge

    4WH-HDGAC-F01 3M Filtrete Water Filter Cartridge

    $32.99
    MSRP: $41.39
    Save 20%
  • 3M Aqua-Pure APS117 Whole House Water Filter Replacement Cartridge
  • WGCHD American Plumber Undersink Water Filter Replacement Cartridge
  • WFFM350XCH DuPont Deluxe Faucet Mount Drinking Water Filter - Chrome
  • Dupont WFFM300XCH Low Profile Faucet Mount Drinking Water Filter System
  • WSRV-8 Water Sentinel Inline RV Water Filter

    WSRV-8 Water Sentinel Inline RV Water Filter

    $35.29
    MSRP: $45.99
    Save 23%
  • WRC25HD American Plumber Whole House Heavy Duty Filter Cartridge
  • US-600 Culligan Slim Undersink Filter System

    US-600 Culligan Slim Undersink Filter System

    $35.99
    MSRP: $41.39
    Save 13%
  • SFM2 OmniFilter Undersink Water Filter System

    USM2-S-S06 OmniFilter Undersink Water Filtration System

    $35.99
    MSRP: $48.29
    Save 25%
  • CK5715-P Omnipure Water Filter Cartridge

    CK5715-P Omnipure Water Filter Cartridge

    $35.99
    MSRP: $43.69
    Save 18%
  • Dupont WFFM350XW Deluxe Faucet Mount Drinking Water Filter System

34 Item(s)

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