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 328 total

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  • Filtrete 1900 Ultimate Allergen Filter - 10x20x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 12x12x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 12x24x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 14x14x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 14x20x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 14x24x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 14x25x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 14x30x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 16x16x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 16x20x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 16x25x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 17.5x23.5x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 18x18x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 20x20x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 20x24x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 20x25x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 20x30x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 23.5x23.5x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 24x24x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 24x30x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 18x24x1 (6-Pack)
  • Tier1 P25S.611010 10x10x1 Air Filter (6-pack)

    10x10x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $62.99
    MSRP: $65.34
    Save 4%
  • Tier1 1900 Air Filter - 10x14x1 (6-Pack)

    10x14x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $95.99
    MSRP: $98.34
    Save 2%
  • Tier1 1900 Air Filter - 10x16x1 (6-Pack)

    Tier1 1900 Air Filter - 10x16x1 (6-Pack)

    $95.99
    MSRP: $98.34
    Save 2%
  • Tier1 1900 Air Filter - 10x18x1 (6-Pack)

    Tier1 1900 Air Filter - 10x18x1 (6-Pack)

    $62.99
    MSRP: $65.34
    Save 4%
  • Tier1 1900 Air Filter - 10x20x1 (6-Pack)

    10x20x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $62.99
    MSRP: $65.34
    Save 4%
  • Tier1 1900 Air Filter - 10x24x1 (6-Pack)

    10x24x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $62.99
    MSRP: $65.34
    Save 4%
  • Tier1 1900 Air Filter - 12x12x1 (6-Pack)

    12x12x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $72.99
    MSRP: $75.34
    Save 3%
  • Tier1 1900 Air Filter - 12x16x1 (6-Pack)

    12x16x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $77.99
    MSRP: $80.34
    Save 3%
  • Tier1 1900 Air Filter - 12x18x1 (6-Pack)

    12x18x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $77.99
    MSRP: $80.34
    Save 3%
  • Tier1 1900 Air Filter - 12x20x1 (6-Pack)

    12x20x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $49.99
    MSRP: $65.34
    Save 23%
  • Tier1 1900 Air Filter - 12x24x1 (6-Pack)

    12x24x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $81.99
    MSRP: $84.34
    Save 3%
  • Tier1 1900 Air Filter - 12x30x1 (6-Pack)

    12x30x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $69.99
    MSRP: $72.34
    Save 3%
  • Tier1 1900 Air Filter - 12x36x1 (6-Pack)

    12x36x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $87.99
    MSRP: $90.34
    Save 3%
  • Tier1 1900 Air Filter - 12-1/8 x 15 x 1 (6-Pack)

    Tier1 1900 Air Filter - 12-1/8 x 15 x 1 (6-Pack)

    $91.99
    MSRP: $94.34
    Save 2%
  • Tier1 1900 Air Filter - 12-1/2 x 24-1/2 x 1 (6-Pack)

    Tier1 1900 Air Filter - 12-1/2 x 24-1/2 x 1 (6-Pack)

    $101.99
    MSRP: $104.34
    Save 2%
  • Tier1 1900 Air Filter - 13 x 21-1/2 x 1 (6-Pack)
  • Tier1 1900 Air Filter - 14x14x1 (6-Pack)

    14x14x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $63.99
    MSRP: $66.34
    Save 4%
  • Tier1 1900 Air Filter - 14x16x1 (6-Pack)

    14x16x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $69.99
    MSRP: $72.34
    Save 3%
  • Tier1 1900 Air Filter - 14x18x1 (6-Pack)

    14x18x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $54.99
    MSRP: $57.34
    Save 4%
  • Tier1 1900 Air Filter - 14x20x1 (6-Pack)

    14x20x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $63.99
    MSRP: $66.34
    Save 4%
  • Tier1 1900 Air Filter - 14x22x1 (6-Pack)

    14x22x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $69.99
    MSRP: $72.34
    Save 3%
  • Tier1 1900 Air Filter - 14x24x1 (6-Pack)

    14x24x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $64.99
    MSRP: $67.34
    Save 3%
  • Tier1 1900 Air Filter - 14x25x1 (6-Pack)

    14x25x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $72.99
    MSRP: $75.34
    Save 3%
  • Tier1 1900 Air Filter - 14x30x1 (6-Pack)

    14x30x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $69.99
    MSRP: $72.34
    Save 3%
  • Tier1 1900 Air Filter - 14x36x1 (6-Pack)

    14x36x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $97.99
    MSRP: $100.34
    Save 2%
  • Tier1 1900 Air Filter - 15x20x1 (6-Pack)

    15x20x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $62.99
    MSRP: $65.34
    Save 4%
  • Tier1 1900 Air Filter - 15x25x1 (6-Pack)

    15x25x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $106.99
    MSRP: $109.34
    Save 2%

Items 1 to 48 of 328 total

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