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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.

40 Item(s)

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  • H2O+ Brondell Cypress Countertop Water Filtration System (#H630)
  • WSF-100 Samsung Refrigerator Water Filter

    WSF-100 Samsung Refrigerator Water Filter

    $22.05
    MSRP: $43.99
    Save 50%
  • WQCCC11 Watts Kwik-Change Pre-Carbon Water Filter Cartridge
  • WQCHFC11 Watts Kwik-Change Hollow Fiber (UF) Water Filter Cartridge
  • WQCSC11 Watts Kwik-Change Sediment Filter Cartridge

    WQCSC11 Watts Kwik-Change Sediment Filter Cartridge

    $11.99
    MSRP: $16.09
    Save 25%
  • K2386-JJ Omnipure Inline Phosphate Water Filter

    K2386-JJ Omnipure Inline Phosphate Water Filter

    $9.05
    MSRP: $17.24
    Save 48%
  • WSK-1 Water Sentinel Replacement Water Filters (2-Pack)
  • TFM-36-EB Desal Reverse Osmosis Membrane

    TFM-36-EB Desal Reverse Osmosis Membrane

    $52.99
    MSRP: $79.34
    Save 33%
  • TFM-18-EB Desal Reverse Osmosis Membrane

    TFM-18-EB Desal Reverse Osmosis Membrane

    $59.99
    MSRP: $71.29
    Save 16%
  • TQ56-15FC PuROTwist Reverse Osmosis Membrane

    TQ56-15FC PuROTwist Reverse Osmosis Membrane

    $64.99
    MSRP: $75.89
    Save 14%
  • 5231JA2006A / LT600P LG Refrigerator Water Filter: Comparable Replacement by AquaFresh

    Aquafresh WF600 Refrigerator Water Filter

    $32.99 MSRP: $45.99
    Save 28%
  • WHCF-R-PLUS Whirlpool Inline UltraEase Plus Water Filter
  • E5520-K Omnipure Water Filter

    E5520-K Omnipure Water Filter

    $17.99
    MSRP: $49.99
    Save 64%
  • E5722-P Omnipure Carbon Block Water Filter

    E5722-P Omnipure Carbon Block Water Filter

    $33.99
    MSRP: $49.99
    Save 32%
  • US-UF3 Culligan Ultrafiltration Drinking Water System
  • FM-25R Culligan Replacement Faucet Filter

    FM-25R Culligan Replacement Faucet Filter

    $12.99
    MSRP: $24.99
    Save 48%
  • US-UF3R Culligan Ultrafiltration Replacement Water Filter Cartridge Set
  • SGF-W41 Swift Green Refrigerator Water Filter

    SGF-W41 Swift Green Refrigerator Water Filter

    $24.02 MSRP: $39.09
    Save 39%
  • CQE-RC-04006 Crystal Quest Fluoride Water Filter

    CQE-RC-04006 Crystal Quest Fluoride Water Filter

    $47.99
    MSRP: $63.24
    Save 24%
  • CQE-RC-04046 Crystal Quest Replacement Faucet Filter

    CQE-RC-04046 Crystal Quest Replacement Faucet Filter

    $17.99
    MSRP: $24.14
    Save 25%
  • E5654 Omnipure Water Softening Water Filter

    E5654 Omnipure Water Softening Water Filter

    $14.05
    MSRP: $26.54
    Save 47%
  • CQE-FM-00500 Crystal Quest Faucet Filter (White)

    CQE-FM-00500 Crystal Quest Faucet Filter (White)

    $27.99
    MSRP: $33.34
    Save 16%
  • CL6PF5-C Omnipure Sediment Inline Water Filter

    CL6PF5-C Omnipure Sediment Inline Water Filter

    $6.05
    MSRP: $13.79
    Save 56%
  • E5615-P Omnipure E-Series Water Filter

    E5615-P Omnipure E-Series Water Filter

    $29.99
    MSRP: $42.54
    Save 30%
  • Q5648 Omnipure Calcite Water Filter

    Q5648 Omnipure Calcite Water Filter

    $16.99
    MSRP: $21.84
    Save 22%
  • 7023812 Sub-Zero Refrigerator Water Filter

    7023812 Sub-Zero Refrigerator Water Filter

    $81.99 MSRP: $96.59
    Save 15%
  • WFFMC100X DuPont Faucet Mount Replacement Cartridge - High Protection Filter
  • LT800P LG Refrigerator Water Filter

    LT800P LG Refrigerator Water Filter

    $46.99 MSRP: $49.99
    Save 6%
  • GXRTQR GE Smart Water In-Line Comparable Replacement Cartridge by Tier1
  • RPWFE GE Refrigerator Water Filter

    RPWFE GE Refrigerator Water Filter

    $49.85 MSRP: $54.99
    Save 9%
  • F5-WHITE Instapure Complete Faucet Filter System - White

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