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 91 total

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  • Pleatco PCC130-PAK4 Replacement Pool and Spa Filter (4-Pack)

    Pleatco PCC130-PAK4 Pool and Spa Filter Replacement (4-Pack)

    $260.95
    MSRP: $387.78
    Save 33%
  • Pleatco PJAN145-PAK4 replacement for A0104100 (4-Pack)

    Pleatco PJAN145-PAK4 replacement for A0104100 (4-Pack)

    $270.99
    MSRP: $395.73
    Save 32%
  • Pleatco PA126-PAK4 Replacement Pool and Spa Filter

    Pleatco PA126-PAK4 Pool and Spa Filter Replacement (4-Pack)

    $279.39
    MSRP: $341.99
    Save 18%
  • Pleatco PA131-PAK4 Replacement Pool and Spa Filter (4-Pack)

    Pleatco PA131-PAK4 Pool and Spa Replacement Filter (4-Pack)

    $299.99
    MSRP: $404.74
    Save 26%
  • 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%
  • LSB6 Lifesaver 6000UF Water Bottle
  • Tier1 1900 Air Filter - 20x36x4 (6-Pack)

    Tier1 1900 Air Filter - 20x36x4 (6-Pack)

    $250.99
    MSRP: $253.34
    Save 1%
  • OAC200RF-6 Filtrete Office Air Purifier Replacement Filter (6-Pack)
  • W9331208 Doulton Countertop Filter System

    W9331208 Doulton HCS Countertop Water Filtration System

    $253.94
    MSRP: $294.33
    Save 14%
  • 1240632-220V Aquatec Booster Pump
  • Tier1 1500 Air Filter - 30x36x4 (6-Pack)

    Tier1 1500 Air Filter - 30x36x4 (6-Pack)

    $258.99
    MSRP: $261.34
    Save 1%
  • SC10-11 Everpure Commercial Filter System

    SC10-11 Everpure Commercial Filter System

    $260.99
    MSRP: $298.99
    Save 13%
  • OAC250 Filtrete Office Air Purifier

    3M OAC250 Filtrete Office Air Purifier

    $268.99
    MSRP: $271.34
    Save 1%
  • Tier1 1900 Air Filter - 24x36x4 (6-Pack)

    Tier1 1900 Air Filter - 24x36x4 (6-Pack)

    $273.99
    MSRP: $276.34
    Save 1%
  • PENTEK_PD_1_40_20_PACK

    PENTEK_PD_1_40_20_PACK

    $273.99
  • PENTEK_PD_5_40_20_PACK

    PENTEK_PD_5_40_20_PACK

    $273.99
  • 3M Aqua-Pure AP904 Carbon Water Filter

    AP904 3M Aqua-Pure Carbon Water Filter

    $278.99
    MSRP: $330.00
    Save 15%
  • 4389195 Whirlpool Flex Tray Replacement Refrigerator Icemaker Kit
  • Tier1 P25S.643036 30x36x4 Air Filter (6-pack)

    Tier1 1900 Air Filter - 30x36x4 (6-Pack)

    $279.99
    MSRP: $282.34
    Save 1%
  • OAC250RF-6 Filtrete Office Air Purifier Replacement Filter (6-Pack)
  • BA-ICE-C Sterilight Cobalt ICE Basic UV Disinfection System Controller
  • BA-ICE-S Viqua UV Disinfection System Controller

    BA-ICE-C Viqua UV Disinfection System Controller

    $289.00
    MSRP: $379.00
    Save 24%
  • WI-BG12000C Body Glove Replacement Filter Cartridge

    WI-BG12000C Body Glove Replacement Filter Cartridge

    $290.21
    MSRP: $386.95
    Save 25%
  • 2110080 Katadyn Gravity Filter System

    2110080 Katadyn Gravity Filter System

    $294.95
    MSRP: $341.49
    Save 14%
  • LSJC20RC Lifesaver 20000UF Jerrycan Replacement Filter Cartridge
  • 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%

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