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

18 Item(s)

Grid  List 

Set Descending Direction
  • 8013629 Katadyn Camping Filter System
  • 8013628 Katadyn Guide Backcountry Series Microfilter Replacement Cartridge
  • 8014644 Katadyn Hiker and Hiker Pro Backcountry Series Microfilter Replacement Cartridge
  • 640565 Bosch Refrigerator Water Filter

    640565 Bosch Refrigerator Water Filter

    $34.05 MSRP: $59.99
    Save 43%
  • WHCF-R-PLUS Whirlpool Inline UltraEase Plus Water Filter
  • FM-25 Culligan Water Faucet Filter

    FM-25 Culligan Water Faucet Filter

    $26.99
    MSRP: $35.27
    Save 23%
  • FM-25R Culligan Replacement Faucet Filter

    FM-25R Culligan Replacement Faucet Filter

    $13.89
    MSRP: $21.99
    Save 37%
  • WFFM350XCH DuPont Deluxe Faucet Mount Drinking Water Filter - Chrome
  • WFFM350XBN DuPont Deluxe Faucet Mount Drinking Water Filter - Brushed Nickel
  • WFFMC300X DuPont Faucet Mount Replacement Cartridge - Ultra Protection Filter
  • WFFMC303X DuPont Faucet Mount Replacement Cartridges - Ultra Protection Filter (3-pack)
  • LT800P LG Refrigerator Water Filter

    LT800P LG Refrigerator Water Filter

    $46.99 MSRP: $49.99
    Save 6%
  • DA29-10105J Samsung Comparable Inline Water Filter By Tier1

    DA29-10105J Samsung Comparable Inline Water Filter By Tier1

    $29.99 MSRP: $49.99
    Save 40%
  • WF2CB Frigidaire and PAULTRA Frigidaire Comparable Refrigerator Water Filter and Air Filter Combo By Tier1
  • R5-1PK Instapure Complete Faucet Filter Replacement Cartridge
  • R5-2PK Instapure Complete Faucet Filter Replacement Cartridge (2-Pack)
  • F5-CHROME Instapure Complete Faucet Filter System - Chrome

    F5-CHROME Instapure Complete Faucet Filter System - Chrome

    $23.49
    MSRP: $32.99
    Save 29%
  • F5-WHITE Instapure Complete Faucet Filter System - White

    F5-WHITE Instapure Complete Faucet Filter System - White

    $18.19
    MSRP: $28.99
    Save 37%

18 Item(s)

Grid  List 

Set Descending Direction
Scroll To Top