Discount Water Filters and Air Filters at Discount Filter Store.com

When we protect your filter purchase with our No Worries Guarantee, we mean it!

No Worries...
  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
  • Our customer service team is guaranteed to answer your call!
  • You’re guaranteed to find expert help!

Learn more about our No Worries Guarantee

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.

Clear All
Compare

24 Item(s)

Grid  List 

Set Descending Direction
  • 3M Aqua-Pure SS8 EPE-316L Whole House Stainless Steel Filter Housing
  • 3M Aqua-Pure SS20 EPE-316L Whole House Stainless Steel Filter Housing
  • GP802AL2 Pentek Bag Filter Housing - Aluminum

    GP802AL2 Pentek Bag Filter Housing - Aluminum

    $1,034.99
    MSRP: $1,637.99
    Save 37%
  • IHS12-D4 Trojan UV Disinfection System
  • VIQUA-IHS12-D4

    IHS12-D4 Viqua Home Plus UltraViolet Water Disinfection System

    $1,039.00
    MSRP: $1,323.99
    Save 22%
  • 650695 Trojan UV Max UV Water Purification System
  • 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%
  • VIQUA-IHS22-D4

    IHS22-D4 Viqua Home Plus UltraViolet Water Disinfection System

    $1,125.00
    MSRP: $1,495.00
    Save 25%
  • 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%
  • 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%
  • 650687 Trojan UVMAX F4 Plus UV Disinfection System
  • 650687 F4+ Viqua Professional Plus UltraViolet Disinfection System

    650687 F4+ Viqua Professional Plus UltraViolet Disinfection System

    $1,569.00
    MSRP: $2,095.00
    Save 25%
  • 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%
  • SPV-740 Sterilight UV Water Sterilizer System
  • 650651 Trojan UV Max UV Water Purification System
  • 650651 H Viqua Professional Plus UltraViolet Disinfection System

    650651 H Viqua Professional Plus UltraViolet Disinfection System

    $1,725.00
    MSRP: $2,295.00
    Save 25%
  • 650647 Trojan UVMAX Pro 10 UV Disinfection System
  • 650647 PRO10 Viqua Professional Plus UltraViolet Disinfection System

    650647 PRO10 Viqua Professional Plus UltraViolet Disinfection System

    $1,785.00
    MSRP: $2,350.00
    Save 24%
  • GP8024S2 304 Pentek Stainless Steel Filter Bag Housing

    GP8024S2 304 Pentek Stainless Steel Filter Bag Housing

    $1,936.99
    MSRP: $2,229.84
    Save 13%

24 Item(s)

Grid  List 

Set Descending Direction
Scroll To Top