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 1 to 48 of 67 total

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  • Pleatco PA137-PAK4 Replacement Pool and Spa Filter (4-Pack)

    Pleatco PA137-PAK4 Pool and Spa Replacement Filter (4-Pack)

    $315.59
    MSRP: $385.99
    Save 18%
  • 650717-001 Viqua D4 Solenoid Valve Kit with Junction Box

    650717-001 Viqua D4 Solenoid Valve Kit with Junction Box

    $393.99
    MSRP: $565.00
    Save 30%
  • UVBB-120-1 Pentek UV System

    UVBB-120-1 Pentek UV System

    $434.99
    MSRP: $594.54
    Save 27%
  • PSC-154 HM Digital Controller

    PSC-154 HM Digital Controller

    $301.89
    MSRP: $376.99
    Save 20%
  • WI-BG6000FFC Body Glove Water Filter Cartridge

    WI-BG6000FFC Body Glove Water Filter Cartridge

    $313.19
    MSRP: $408.99
    Save 23%
  • Quad-MC2 Everpure Replacement Filter Cartridge Kit

    Quad-MC2 Everpure Replacement Filter Cartridge Kit

    $316.99
    MSRP: $501.99
    Save 37%
  • HFPP-34-PR-20 Pentek Big Blue Whole House 20 inch Filter (6-Pack)
  • 2110070 Katadyn Camping Filter System

    2110070 Katadyn Camping Filter System

    $317.95
    MSRP: $367.94
    Save 14%
  • AQUAPURE_AP110_2_15_PACK

    AQUAPURE_AP110_2_15_PACK

    $321.99
  • BG-1000 Body Glove Water Filtration System

    BG-1000 Body Glove Water Filtration System

    $343.99
    MSRP: $426.95
    Save 19%
  • LSJC10 Lifesaver 10000UF Jerrycan
  • CIC-152 HM Digital Controller

    CIC-152 HM Digital Controller

    $348.00
    MSRP: $357.59
    Save 3%
  • SST2HB 3M Aqua-Pure Whole House Filter System

    SST2HB 3M Aqua-Pure Whole House Water Filtration System

    $350.99
    MSRP: $415.12
    Save 15%
  • Hard Water Genie Salt-Free Treatment Conditioner, Water Softener and Descaler System
  • 55-SWZ-60735 Aquatec 12V / 30 Amp / 120 PSI Water Pump
  • 8013618 Katadyn Camping Filter System

    8013618 Katadyn Camping Filter System

    $369.95
    MSRP: $427.74
    Save 14%
  • EV9324-02 Everpure Ice Machine Filter System

    EV9324-02 Everpure Ice Machine Filter System

    $376.99
    MSRP: $450.79
    Save 16%
  • A850 Hydrotech Tannin Select Resin
  • I301050110 Flojet Booster Pump

    I301050110 Flojet Booster Pump

    $395.99
    MSRP: $457.69
    Save 13%
  • PXCR33KSS GE Water Cooler
  • A520E Purolite Nitrate Select Resin

    A520E Purolite Nitrate Select Resin

    $399.99
    MSRP: $462.29
    Save 13%
  • AFV Rusco Automatic Flush Valve

    AFV Rusco Automatic Flush Valve

    $399.99
    MSRP: $462.29
    Save 13%
  • S5Q-PV Sterilight Silver Series UV Disinfection System
  • 650716-004 Trojan UV Max UV System Power Supply

    650716-004 Trojan UV Max UV System Power Supply

    $406.99
    MSRP: $427.79
    Save 5%
  • 650713-007 Trojan UVMAX D4 Replacement UV Filtration System Controller
  • 3M Aqua-Pure APDWS1000 Undersink Water Filter System

    APDWS1000 Undersink Water Filter System by 3M Aqua-Pure

    $406.99
    MSRP: $547.99
    Save 26%
  • BG-3000 Body Glove Water Filtration System

    BG-3000 Body Glove Water Filtration System

    $410.99
    MSRP: $516.95
    Save 20%
  • LSJC20 Lifesaver 20000UF Jerrycan
  • 8012793 Katadyn Pro Survivor 35 Membrane

    8012793 Katadyn Pro Survivor 35 Membrane

    $432.99
    MSRP: $500.24
    Save 13%
  • WI-BG6000FF Body Glove Water Filter System

    WI-BG6000FF Body Glove Water Filter System

    $499.99
    MSRP: $662.95
    Save 25%
  • CQE-WC-00908 Crystal Quest Turbo Ultrafiltration Countertop Water Cooler
  • KDF-85 Tier1 Water Treatment Media
  • AQUA_PURE_AP124_3_15_PACK

    AQUA_PURE_AP124_3_15_PACK

    $564.99
  • 660038-R Trojan UV Max Disinfection System
  • PL44-122NAC15 Pentek Bag Filter Housing - Carbon Steel
  • CQE-WC-00909 Crystal Quest Water Cooler

    CQE-WC-00909 Crystal Quest Water Cooler

    $596.99
    MSRP: $688.84
    Save 13%
  • CQE-WC-00906 Crystal Quest Water Cooler

    CQE-WC-00906 Crystal Quest Water Cooler

    $599.99
    MSRP: $692.29
    Save 13%
  • EV9797-21 Everpure Commercial Filter System

    EV9797-21 Everpure Commercial Filter System

    $599.99
    MSRP: $692.29
    Save 13%
  • WI-BG12000 Body Glove Water Filter System

    WI-BG12000 Body Glove Water Filter System

    $639.99
    MSRP: $819.95
    Save 22%
  • CQE-WC-00910 Crystal Quest Sharp Reverse Osmosis/Ultra-Filtration Floor Water Cooler
  • 660039-R D4-V Viqua UltraViolet Disinfection System

    660039-R D4-V Viqua UltraViolet Disinfection System

    $695.99
    MSRP: $895.00
    Save 22%
  • 4002124 American Plumber Whole House Sediment Filter System

    4002124 American Plumber Whole House Sediment Filter System

    $699.99
    MSRP: $807.29
    Save 13%
  • SED-100DM Tier1 Metered Sediment Reduction Backwash Water Filter System
  • CQE-WC-00907 Crystal Quest Water Cooler

    CQE-WC-00907 Crystal Quest Water Cooler

    $702.99
    MSRP: $810.74
    Save 13%
  • SC-600 Sterilight UV Disinfection System
  • CQP-WC-05900 Crystal Quest Water Cooler

    CQP-WC-05900 Crystal Quest Water Cooler

    $792.99
    MSRP: $910.79
    Save 13%
  • 660040-R Trojan UV Max Disinfection System
  • GP802AL2 Pentek Bag Filter Housing - Aluminum

    GP802AL2 Pentek Bag Filter Housing - Aluminum

    $1,034.99
    MSRP: $1,637.99
    Save 37%

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