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

When we protect your filter purchase with our No Worries Guarantee, we mean it!

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  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
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  • You’re guaranteed to find expert help!

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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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32 Item(s)

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  • EV977100 Everpure Chloramine Reduction Water Filter Replacement
  • Everpure EV9612-22 Comparable Food Service Replacement Filter by Tier1
  • Everpure EV9618-02 Comparable Food Service Replacement Filter by Tier1
  • Everpure EV9612-56 Comparable Food Service Replacement Filter by Tier1
  • Everpure EV9617-21 Comparable Food Service Replacement Filter by Tier1
  • Everpure H-300 comparable granular activated carbon filter by Tier1
  • EV9612-56 Everpure EV9612-56 Comparable Food Service Replacement Filter by Tier
  • ELF-XL-1M-KDF Everpure Comparable Food Service Replacement Filter by Tier1
  • 4621-20 Nucalgon Comparable Food Service Replacement Filter by Tier1
  • NU-MC2 Nucalgon Comparable Food Service Replacement Filter by Tier1
  • CFS9110 Cuno Comparable Food Service Replacement Filter by Tier1
  • CFS9112 Cuno Comparable Food Service Replacement Filter by Tier1
  • EP25 Aquapure Comparable Food Service Replacement Filter by Tier1
  • 9320-2401 Ecolab Comparable Food Service Replacement Filter by Tier1
  • ECO-MC Ecolab Comparable Food Service Replacement Filter by Tier1
  • CFS9112 Cuno Whole House Filter Replacement Cartridge

    CFS9112 Cuno Whole House Filter Replacement Cartridge

    $62.99
    MSRP: $71.29
    Save 12%
  • CFS9720 Cuno Whole House Filter Replacement Cartridge

    CFS9720 Cuno Whole House Filter Replacement Cartridge

    $49.99
    MSRP: $61.97
    Save 19%
  • CFS9812X Cuno Whole House Filter Replacement Cartridge

    CFS9812X Cuno Whole House Filter Replacement Cartridge

    $66.99
    MSRP: $72.09
    Save 7%
  • 4CB5 Everpure Replacement Filter Cartridge

    4CB5 Everpure Replacement Filter Cartridge

    $52.79
    MSRP: $83.99
    Save 37%
  • EV9275-70 Everpure QL2-OW200L Filter System

    EV9275-70 Everpure QL2-OW200L Filter System

    $105.99
    MSRP: $176.99
    Save 40%
  • 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
  • EV9617-21 Everpure 4CB5-S Replacement Filter Cartridge

    EV9617-21 Everpure 4CB5-S Replacement Filter Cartridge

    $69.99
    MSRP: $93.99
    Save 26%
  • EV9617-22 Everpure 2CB5-S Replacement Filter Cartridge

    EV9617-22 Everpure 2CB5-S Replacement Filter Cartridge

    $46.65
    MSRP: $65.54
    Save 29%
  • EV9618-02 Everpure OCS2 Replacement Filter Cartridge

    EV9618-02 Everpure OCS2 Replacement Filter Cartridge

    $44.99
    MSRP: $69.99
    Save 36%
  • EV9720-06 Everpure S-54 Replacement Filter Cartridge

    EV9634-26 Everpure S-54 Water Filter Cartridge

    $49.99
    MSRP: $71.29
    Save 30%
  • Quad-MC2 Everpure Replacement Filter Cartridge Kit

    Quad-MC2 Everpure Replacement Filter Cartridge Kit

    $316.99
    MSRP: $501.99
    Save 37%
  • 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%
  • BGE-4200S BevGuard Water Filter Cartridge

    BGE-4200S BevGuard Water Filter Cartridge

    $75.99
    MSRP: $94.99
    Save 20%
  • BGE-4200 BevGuard Water Filter Replacement Cartridge

    BGE-4200 BevGuard Water Filter Replacement Cartridge

    $63.29
    MSRP: $86.99
    Save 27%
  • EV9601-77 Everpure VOC #2 Replacement Filter Cartridge

    EV9601-77 Everpure VOC #2 Replacement Filter Cartridge

    $133.09
    MSRP: $171.99
    Save 23%

32 Item(s)

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