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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37 Item(s)

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  • 655130-43/DFX-CB-10 Pentek Diamond Polyspun Carbon Block Replacement
  • 655148-43/DFX-CB-20 Pentek Diamond Polyspun Carbon Block Replacement
  • HF-33 Brondell H2O+ Cypress Carbon Block Water Filter

    HF-33 Brondell H2O+ Cypress Carbon Block Water Filter

    $33.09
    MSRP: $44.99
    Save 26%
  • CS-11 Cuno Replacement Filter Cartridge

    CS-11 Cuno Replacement Filter Cartridge

    $61.59
    MSRP: $81.99
    Save 25%
  • HF10-MS Cuno Whole House Filter Replacement Cartridge

    HF10-MS Cuno Whole House Filter Replacement Cartridge

    $65.99
    MSRP: $68.30
    Save 3%
  • EV9612-71 Everpure 4K Plus Replacement Filter Cartridge

    EV9612-71 Everpure 4K Plus Replacement Filter Cartridge

    $52.99
    MSRP: $59.79
    Save 11%
  • EV9617-22 Everpure 2CB5-S Replacement Filter Cartridge

    EV9617-22 Everpure 2CB5-S Replacement Filter Cartridge

    $46.65
    MSRP: $65.54
    Save 29%
  • EV9618-36 Everpure 2CB-GW Replacement Water Filter Cartridge
  • FXUTC GE SmartWater Undersink Filter Replacement Cartridge

    FXUTC GE SmartWater Undersink Filter Replacement Cartridge

    $23.59
    MSRP: $35.99
    Save 34%
  • 55898C Halsey-Taylor Drinking Fountain Filter Replacement Cartridge

    55898C Halsey-Taylor Water Filter Cartridge Replacement

    $91.29
    MSRP: $160.99
    Save 43%
  • 22110 Hydrologic SmallBoy Replacement Carbon Filter - Green
  • HDG-CB-AC10 Hydronix Reverse Osmosis Filter

    HDG-CB-AC10 Hydronix Reverse Osmosis Filter

    $8.49
    MSRP: $20.99
    Save 60%
  • EPM-10 Pentek Undersink Filter Replacement Cartridge

    EPM-10 Pentek Undersink Filter Replacement Cartridge

    $9.99
    MSRP: $10.57
    Save 5%
  • GS-215-CB5-B Pentek Inline Filter Replacement Cartridge

    GS-215-CB5-B Pentek Inline Water Filter Cartridge

    $26.99
    MSRP: $37.99
    Save 29%
  • 47-55708G2 Water Factory Systems Replacement Filter Cartridge
  • MAXETW-975 Watts C-MAX Replacement Filter Cartridge

    MAXETW-975 Watts C-MAX Replacement Water Filter Cartridge

    $12.69
    MSRP: $18.99
    Save 33%
  • PLEKX-10-10 KX Technologies PlekX Whole House Filter Replacement Cartridge
  • R800 OmniFilter Quick Change Inline Refrigerator Filter

    R800 OmniFilter Quick Change Inline Filter

    $28.99
    MSRP: $35.64
    Save 19%
  • E5520 Omnipure Replacement Filter Cartridge

    E5520 Omnipure Replacement Filter Cartridge

    $21.99
    MSRP: $26.44
    Save 17%
  • E5620-P Omnipure Replacement Filter Cartridge

    E5620-P Omnipure Replacement Filter Cartridge

    $22.29
    MSRP: $33.99
    Save 34%
  • E5720 Omnipure Replacement Filter Cartridge

    E5720 Omnipure Replacement Filter Cartridge

    $33.99
    MSRP: $36.34
    Save 6%
  • E5720-P Omnipure Replacement Filter Cartridge

    E5720-P Omnipure Replacement Filter Cartridge

    $25.99
    MSRP: $32.19
    Save 19%
  • ELF-1ML Omnipure Replacement Filter Cartridge

    ELF-1ML Omnipure Replacement Filter Cartridge

    $31.99
    MSRP: $40.24
    Save 21%
  • K5520SS Omnipure Inline GAC Filter Cartridge

    K5520SS Omnipure Inline GAC Water Filter Cartridge

    $20.89
    MSRP: $33.99
    Save 39%
  • OMB934-1L Omnipure Alpha Series Undersink Filter Replacement Cartridge
  • Q5620 Omnipure Replacement Filter Cartridge

    Q5620 Omnipure Replacement Filter Cartridge

    $19.99
    MSRP: $25.29
    Save 21%
  • Q5620-P Omnipure Replacement Filter Cartridge

    Q5620-P Omnipure Replacement Filter Cartridge

    $25.49
    MSRP: $36.99
    Save 31%
  • Q5621 Omnipure Replacement Filter Cartridge

    Q5621 Omnipure Replacement Filter Cartridge

    $21.19
    MSRP: $27.99
    Save 24%
  • Q5621-P Omnipure Replacement Filter Cartridge

    Q5621-P Omnipure Replacement Filter Cartridge

    $23.29
    MSRP: $35.99
    Save 35%
  • CBC-5 Pentek Undersink Filter Replacement Cartridge

    CBC-5 Pentek Undersink Filter Replacement Cartridge

    $10.29
    MSRP: $15.99
    Save 36%
  • E5620 Omnipure E-Series Everpure Compatible Filter

    E5620 Omnipure E-Series Everpure Compatible Filter

    $20.19
    MSRP: $41.99
    Save 52%
  • K5520-BB Omnipure Carbon Block Inline Filter

    K5520-BB Omnipure Carbon Block Inline Filter

    $25.19
    MSRP: $30.99
    Save 19%
  • KDF55-10 Tier1 Water Filter

    KDF55-10 Tier1 Water Filter

    $23.99
    MSRP: $27.34
    Save 12%
  • 7012333 Sub-Zero UC-15I Undercounter Icemaker Replacement Water Filter
  • P1020266 Culligan Carbon Block Water Filter
  • 22120 Hydrologic Stealth RO 100GPD Membrane

    22120 Hydrologic Stealth RO 100GPD Membrane

    $59.99
    MSRP: $64.99
    Save 8%

37 Item(s)

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