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

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  • Your filters are guaranteed to be the right fit!
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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.

28 Item(s)

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  • 4CB5 Everpure Replacement Filter Cartridge

    4CB5 Everpure Replacement Filter Cartridge

    $49.99 Retail Price:  $59.79
  • 7CB5 Everpure Replacement Filter Cartridge

    7CB5 Everpure Replacement Filter Cartridge

    $62.99 Retail Price:  $75.89
  • 7CB5-S Everpure Replacement Filter Cartridge

    7CB5-S Everpure Replacement Filter Cartridge

    $75.99 Retail Price:  $86.24
  • ELF-1M Omnipure Replacement Filter Cartridge

    ELF-1M Omnipure Replacement Filter Cartridge

    $22.99 Retail Price:  $28.74
  • ELF-1ML Omnipure Replacement Filter Cartridge

    ELF-1ML Omnipure Replacement Filter Cartridge

    $31.99 Retail Price:  $40.24
  • ELF-1M-P-KDF Omnipure Water Filter Cartridge

    ELF-1M-P-KDF Omnipure Water Filter Cartridge

    $34.99 Retail Price:  $37.34
  • CBC-20 Tier1 Water Filter Cartridge

    CBC-20 Tier1 Water Filter Cartridge

    Regular Price: $25.99

    Special Price: $20.05

  • CBC-20BB-WF Tier1 Water Filter Cartridge

    CBC-20BB-WF Tier1 Water Filter Cartridge

    $69.99 Retail Price:  $83.94
  • EP5-20BB Tier1 Carbon Block Water Filter

    EP5-20BB Tier1 Carbon Block Water Filter

    $40.99 Retail Price:  $62.09

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