Discount Water Filters and Air Filters at Discount Filter

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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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  • 3M Aqua-Pure AP124-3 Water Filter

    AP124-3 3M Aqua-Pure Replacement Water Filter

    MSRP: $35.64
    Save 16%
  • 3M Aqua-Pure AP903 Water Filter System

    AP903 3M Aqua-Pure Water Filtration System

    MSRP: $342.69
    Save 30%
  • 3M Aqua-Pure AP910R Water Filter

    AP910R 3M Aqua-Pure Replacement Filter Cartridge

    MSRP: $128.79
    Save 8%
  • 3M Aqua-Pure AP917R Water Filter Cartridge
  • CFS22 Cuno Whole House Filter Housing

    CFS22 Cuno Whole House Filter Housing

    MSRP: $148.34
    Save 13%
  • AQUA_PURE_AP124_3_15_PACK


  • ECP5-BB Pentek Whole House Water Filter
  • Pentek ECP50-BB Whole House Water Filter Replacement Cartridge
  • Pentek WP5BB97P Replacement Water Filter Cartridge

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