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 194 total

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  • Tier1 1900 Air Filter - 15x30x2 (6-Pack)

    Tier1 1900 Air Filter - 15x30x2 (6-Pack)

    $90.99
    MSRP: $93.34
    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 - 20x30x1 (6-Pack)

    20x30x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $91.99
    MSRP: $94.34
    Save 2%
  • Tier1 1900 Air Filter - 16x18x1 (6-Pack)

    16x18x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $93.99
    MSRP: $96.34
    Save 2%
  • Tier1 1900 Air Filter - 21x23x1 (6-Pack)

    21x23x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $93.99
    MSRP: $96.34
    Save 2%
  • Tier1 1900 Air Filter - 12x30x2 (6-Pack)

    Tier1 1900 Air Filter - 12x30x2 (6-Pack)

    $93.99
    MSRP: $96.34
    Save 2%
  • DPFR16X25X3M13DBP Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M13DBT Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M13DCR Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M13DDN Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M13DGB Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M13DLX Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M13DPN Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M13DTL Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M13DUL Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3M13DWR Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • Tier1 1900 Air Filter - 20 x 21-1/2 x 2 (6-Pack)

    Tier1 1900 Air Filter - 20 x 21-1/2 x 2 (6-Pack)

    $94.99
    MSRP: $97.34
    Save 2%
  • 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 - 16x36x1 (6-Pack)

    16x36x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $95.99
    MSRP: $98.34
    Save 2%
  • Tier1 1900 Air Filter - 20x32x1 (6-Pack)

    20x32x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $95.99
    MSRP: $102.34
    Save 6%
  • Tier1 1900 Air Filter - 18x22x2 (6-Pack)

    Tier1 1900 Air Filter - 18x22x2 (6-Pack)

    $95.99
    MSRP: $98.34
    Save 2%
  • Tier1 1900 Air Filter - 20x21x2 (6-Pack)

    20x21x2 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $95.99
    MSRP: $98.34
    Save 2%
  • Tier1 1900 Air Filter - 12x12x2 (6-Pack)

    12x12x2 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $96.99
    MSRP: $99.34
    Save 2%
  • Tier1 1900 Air Filter - 14x14x2 (6-Pack)

    14x14x2 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $96.99
    MSRP: $99.34
    Save 2%
  • 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 - 21-1/2 x 21-1/2 x 1 (6-Pack)

    21x23x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $97.99
    MSRP: $100.34
    Save 2%
  • Tier1 1900 Air Filter - 20x22x2 (6-Pack)

    20x22x2 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $97.99
    MSRP: $100.34
    Save 2%
  • Tier1 1900 Air Filter - 20x23x2 (6-Pack)

    Tier1 1900 Air Filter - 20x23x2 (6-Pack)

    $97.99
    MSRP: $100.34
    Save 2%
  • Tier1 1900 Air Filter - 20x30x2 (6-Pack)

    Tier1 1900 Air Filter - 20x30x2 (6-Pack)

    $97.99
    MSRP: $100.34
    Save 2%
  • Tier1 1900 Air Filter - 24x30x1 (6-Pack)

    24x30x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $98.99
    MSRP: $101.34
    Save 2%
  • Tier1 1900 Air Filter - 24x28x1 (6-Pack)

    Tier1 1900 Air Filter - 24x28x1 (6-Pack)

    $99.99
    MSRP: $102.34
    Save 2%
  • Tier1 1900 Air Filter - 10x14x2 (6-Pack)

    Tier1 1900 Air Filter - 10x14x2 (6-Pack)

    $99.99
    MSRP: $102.34
    Save 2%
  • Tier1 1900 Air Filter - 10x18x2 (6-Pack)

    Tier1 1900 Air Filter - 10x18x2 (6-Pack)

    $99.99
    MSRP: $102.34
    Save 2%
  • Tier1 1900 Air Filter - 21-1/2 x 21-1/2 x 2 (6-Pack)

    Tier1 1900 Air Filter - 21-1/2 x 21-1/2 x 2 (6-Pack)

    $99.99
    MSRP: $102.34
    Save 2%
  • Tier1 1900 Air Filter - 18x36x1 (6-Pack)

    18x36x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $100.99
    MSRP: $103.34
    Save 2%
  • Tier1 1900 Air Filter - 12x16x2 (6-Pack)

    Tier1 1900 Air Filter - 12x16x2 (6-Pack)

    $100.99
    MSRP: $103.34
    Save 2%
  • Tier1 1900 Air Filter - 12-1/8 x 15 x 2 (6-Pack)

    Tier1 1900 Air Filter - 12-1/8 x 15 x 2 (6-Pack)

    $100.99
    MSRP: $103.34
    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 - 15x20x2 (6-Pack)

    Tier1 1900 Air Filter - 15x20x2 (6-Pack)

    $101.99
    MSRP: $104.34
    Save 2%
  • Tier1 1900 Air Filter - 16x22x2 (6-Pack)

    16x22x2 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $102.99
    MSRP: $105.34
    Save 2%
  • Tier1 1900 Air Filter - 15x20x4 (6-Pack)

    Tier1 1900 Air Filter - 15x20x4 (6-Pack)

    $102.99
    MSRP: $105.34
    Save 2%
  • Tier1 1900 Air Filter - 16x25x4 (6-Pack)

    16x25x4 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $102.99
    MSRP: $139.99
    Save 26%
  • Tier1 1900 Air Filter - 16x21x2 (6-Pack)

    Tier1 1900 Air Filter - 16x21x2 (6-Pack)

    $103.99
    MSRP: $106.34
    Save 2%
  • Tier1 1900 Air Filter - 17x22x2 (6-Pack)

    Tier1 1900 Air Filter - 17x22x2 (6-Pack)

    $103.99
    MSRP: $106.34
    Save 2%
  • Tier1 1900 Air Filter - 20x34x1 (6-Pack)

    Tier1 1900 Air Filter - 20x34x1 (6-Pack)

    $105.99
    MSRP: $108.34
    Save 2%
  • Tier1 1900 Air Filter - 22x26x1 (6-Pack)

    22x26x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $105.99
    MSRP: $108.34
    Save 2%
  • Tier1 1900 Air Filter - 16x30x2 (6-Pack)

    16x30x2 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $105.99
    MSRP: $108.34
    Save 2%

Items 1 to 48 of 194 total

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