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

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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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Items 1 to 48 of 1859 total

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  • W9240002 Doulton Specialty Replacement 5 Micro Pre-Filter Cartridge
  • Tier1 1500 Air Filter - 20x20x1 (6-Pack)

    20x20x1 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    $52.99
    MSRP: $149.99
    Save 65%
  • 3M Aqua-Pure AP910R Water Filter

    AP910R 3M Aqua-Pure Replacement Filter Cartridge

    $118.99
    MSRP: $128.79
    Save 8%
  • 3WH-HD-S01 Filtrete Whole House Sump System

    3WH-HD-S01 3M Filtrete Whole House Sump Filter System

    $54.99
    MSRP: $66.69
    Save 18%
  • 3WH-STD-S01 Filtrete Whole House Sump System

    3WH-STD-S01 3M Filtrete Whole House Sump Filter System

    $26.99
    MSRP: $33.34
    Save 19%
  • 801-20 Harmsco Replacement Filter Cartridge

    801-20 Harmsco Replacement Filter Cartridge

    $7.99
    MSRP: $11.49
    Save 30%
  • HC40-5 Harmsco Replacement Filter Cartridge

    HC40-5 Harmsco Replacement Filter Cartridge

    $92.99
    MSRP: $95.34
    Save 2%
  • PP-S-1 Harmsco Replacement Filter Cartridge

    PP-S-1 Harmsco Replacement Filter Cartridge

    $19.49
    MSRP: $24.71
    Save 21%
  • 22125 Hydrologic Stealth-RO Replacement Sediment Filter

    22125 Hydrologic Stealth-RO Sediment Filter

    $13.99
    MSRP: $15.51
    Save 10%
  • BF7-S-05 OmniFilter Undersink Filter System

    BF7-S-05 OmniFilter Undersink Water Filtration System

    $69.99
    MSRP: $82.79
    Save 15%
  • DPFI16X20X4 Tier1 Replacement Air Filter - 16X20X4 (2-Pack)
  • DPFI16X20X4M11 Tier1 Replacement Air Filter - 16X20X4 (2-Pack)
  • DPFI16X21X5DEA Tier1 Replacement Air Filter - 16X21X5 (2-Pack)
  • DPFI16X21X5DEM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)
  • DPFI16X21X5M11 Tier1 Replacement Air Filter - 16X21X5 (2-Pack)
  • DPFI16X21X5M11DCM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)
  • DPFI16X21X5M11DEA Tier1 Replacement Air Filter - 16X21X5 (2-Pack)
  • DPFI16X21X5M11DEM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)
  • DPFI16X21X5M13 Tier1 Replacement Air Filter - 16X21X5 (2-Pack)
  • DPFI16X21X5M13DCM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)
  • DPFI16X21X5M13DEA Tier1 Replacement Air Filter - 16X21X5 (2-Pack)
  • DPFI16X26X5DEA Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFI16X26X5DEM Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFI16X26X5DLX Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFI16X26X5M11DEM Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFI16X26X5M11DLX Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFI16X26X5M13 Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFI16X26X5M13DCM Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFI16X26X5M13DEA Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFI16X26X5M13DEM Tier1 Replacement Air Filter - 16X26X5 (2-Pack)

Items 1 to 48 of 1859 total

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