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

8 Item(s)

Grid  List 

Set Descending Direction
  • CB1 OmniFilter Undersink Filter Replacement Cartridge

    CB1-SS6-S06 OmniFilter Undersink Water Filter Cartridge

    $34.99
    MSRP: $47.99
    Save 27%
  • RV-600A Culligan Level 1 Inline RV Pre-Tank Exterior Filter
  • W9222909 Doulton Imperial SuperCarb OBE Replacement Element
  • GAC1SS OmniFilter Series C Undersink Filter Replacement Cartridge
  • TSGAC-10 Pentek Undersink Filter Replacement Cartridge

    TSGAC-10 Pentek Undersink Filter Replacement Cartridge

    $20.99
    MSRP: $24.60
    Save 15%
  • WHKF-DB1 Whirlpool Undersink Replacement Filter Cartridge
  • PENTEK_SCBC_10_12_PACK

    PENTEK_SCBC_10_12_PACK

    $100.00
  • Pentek CHLORPLUS-10 Whole House Water Filter Replacement Cartridge

8 Item(s)

Grid  List 

Set Descending Direction
Scroll To Top