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 55 total

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  • 4002124 American Plumber Whole House Sediment Filter System

    4002124 American Plumber Whole House Sediment Filter System

    $699.99
    MSRP: $807.29
    Save 13%

    Out of stock

  • 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%

    Out of stock

  • SC-320 Sterilight Cobalt Series UV Disinfection System
  • ST-BC-4 Pentek Filter Housing - Stainless Steel

    ST-BC-4 Pentek Filter Housing - Stainless Steel

    $759.05
    MSRP: $1,009.11
    Save 25%
  • Viqua VP600 Cobalt Series UltraViolet Disinfection System
  • 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%

    Out of stock

  • SSM-37 Sterilight Silver Plus UV Disinfection System
  • VH410M Viqua Home Plus UltraViolet Water Disinfection System

    VH410M Viqua Home Plus UltraViolet Water Disinfection System

    $839.00
    MSRP: $1,125.00
    Save 25%

    Out of stock

  • VIQUA-E4
  • ST-BC-8 Pentek Filter Housing - Stainless Steel
  • 660040-R Trojan UV Max Disinfection System
  • VIQUA-E4-V
  • Viqua VP950 UltraViolet Water Disinfection System

    Viqua VP950 UltraViolet Water Disinfection System (46 gpm)

    $969.00
    MSRP: $1,275.00
    Save 24%

    Out of stock

  • VIQUA-D4+

    650695-R D4+ Viqua Home Plus UltraViolet Water Disinfection System

    $999.00
    MSRP: $1,395.00
    Save 28%

    Out of stock

  • VIQUA-IHS12-D4

    IHS12-D4 Viqua Home Plus UltraViolet Water Disinfection System

    $1,029.00
    MSRP: $1,323.99
    Save 22%

    Out of stock

  • GP802AL2 Pentek Bag Filter Housing - Aluminum

    GP802AL2 Pentek Bag Filter Housing - Aluminum

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

    Out of stock

  • IHS12-D4 Trojan UV Disinfection System
  • 650695 Trojan UV Max UV Water Purification System
  • VIQUA-IHS22-D4

    IHS22-D4 Viqua Home Plus UltraViolet Water Disinfection System

    $1,099.00
    MSRP: $1,495.00
    Save 26%

    Out of stock

  • 650686 F4 Viqua Professional Plus UltraViolet Disinfection System

    650686 F4 Viqua Professional Plus UltraViolet Disinfection System

    $1,125.00
    MSRP: $1,498.00
    Save 25%

    Out of stock

  • 650686 Trojan UV Max UV Water Purification System
  • VIQUA-E4+
  • 650683 Trojan UV Max UV Water Purification System
  • MPST-1 Pentek Multi-Purpose Cartridge and Bag Filter Housing - Stainless Steel
  • SPV-410 Sterilight Platinum UV Disinfection System
  • 8016389 Katadyn Camping Filter System

    8016389 Katadyn Camping Filter System

    $1,552.49
    MSRP: $2,266.99
    Save 32%

    Out of stock

  • SS4-EPE-316L 3M Aqua-Pure Water Filter System

    SS4-EPE-316L 3M Aqua-Pure Filter System

    $1,558.99
    MSRP: $1,795.14
    Save 13%

    Out of stock

  • 650687 Trojan UVMAX F4 Plus UV Disinfection System
  • 650687 F4+ Viqua Professional Plus UltraViolet Disinfection System

    650687 F4+ Viqua Professional Plus UltraViolet Disinfection System

    $1,579.00
    MSRP: $2,095.00
    Save 25%

    Out of stock

  • CQE-WH-01132 Crystal Quest 2.0 Whole House Nitrate Filter System

    CQE-WH-01132 Crystal Quest 2.0 Whole House Nitrate Filter System

    $1,659.99
    MSRP: $1,911.29
    Save 13%

    Out of stock

  • SPV-740 Sterilight UV Water Sterilizer System
  • 650651 H Viqua Professional Plus UltraViolet Disinfection System

    650651 H Viqua Professional Plus UltraViolet Disinfection System

    $1,699.00
    MSRP: $2,295.00
    Save 26%

    Out of stock

  • 650651 Trojan UV Max UV Water Purification System
  • 650647 Trojan UVMAX Pro 10 UV Disinfection System
  • 650647 PRO10 Viqua Professional Plus UltraViolet Disinfection System

    650647 PRO10 Viqua Professional Plus UltraViolet Disinfection System

    $1,899.00
    MSRP: $2,350.00
    Save 19%

    Out of stock

  • GP8024S2 304 Pentek Stainless Steel Filter Bag Housing
  • 650652 Trojan UV Max UV System
  • 650652 H+ Viqua Professional Plus UltraViolet Disinfection System
  • 650653 Trojan UV Max UV System
  • 650653 PRO20 Viqua Professional Plus UltraViolet Disinfection System

    650653 PRO20 Viqua Professional Plus UltraViolet Disinfection System

    $2,295.00
    MSRP: $2,765.00
    Save 17%

    Out of stock

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