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Need a different depth?

Same size, deeper filter

Below is 18x25 at 1 ez flow″. A thicker filter holds more before it loads up, so it lasts longer between changes and puts less strain on the blower — we carry the same width and height in the depths below.

18x25x2 Shop this size 18x25x4 Built to order

Ordering for a building? Ask for volume pricing or call 1-866-469-8556.

  • Custom Size Flanders EZ Flow Fiberglass MERV 1-4 Air Filter
    MERV 1-4
    AAF Flanders

    Custom Size Flanders EZ Flow Fiberglass MERV 1-4 Air Filter

    $199.99
    $199.99
  • WAREHOUSE DEAL 25x30x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter (12 Filters)
    MERV 1-4Up to $35.11 offContact Support
    AAF Flanders

    WAREHOUSE DEAL 25x30x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $114.88
    $114.88 $149.99
    Case of 12 $9.57/filter
  • 18-1/2x22x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.0118522 (12 Filters)
    MERV 1-4
    AAF Flanders

    18-1/2x22x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $156.99
    $156.99
    Case of 12 $13.08/filter
  • 17x21x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.011721 (12 Filters)
    MERV 1-4
    AAF Flanders

    17x21x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $101.99
    $101.99
    Case of 12 $8.50/filter
  • 30x30x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.013030 (12 Filters)
    MERV 1-4
    AAF Flanders

    30x30x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $249.99
    $249.99
    Case of 12 $20.83/filter
  • 20x24x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.012024 (12 Filters)
    MERV 1-4
    AAF Flanders

    20x24x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $71.99
    $71.99
    Case of 12 $6.00/filter
  • 20x20x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.012020 (12 Filters)
    MERV 1-4
    AAF Flanders

    20x20x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $61.99
    $61.99
    Case of 12 $5.17/filter
  • 10x25x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.011025 (12 Filters)
    MERV 1-4
    AAF Flanders

    10x25x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $64.99
    $64.99
    Case of 12 $5.42/filter
  • 23-1/2x23-1/2x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.01235235 (12 Filters)
    MERV 1-4
    AAF Flanders

    23-1/2x23-1/2x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $102.99
    $102.99
    Case of 12 $8.58/filter
  • 16x20x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.011620 (12 Filters)
    MERV 1-4
    AAF Flanders

    16x20x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $59.99
    $59.99
    Case of 12 $5.00/filter
  • 20x22x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.012022 (12 Filters)
    MERV 1-4
    AAF Flanders

    20x22x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $75.99
    $75.99
    Case of 12 $6.33/filter
  • 14x20x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.011420 (12 Filters)
    MERV 1-4
    AAF Flanders

    14x20x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $59.99
    $59.99
    Case of 12 $5.00/filter
  • 16x30x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.011630 (12 Filters)
    MERV 1-4
    AAF Flanders

    16x30x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $87.99
    $87.99
    Case of 12 $7.33/filter
  • 21x21x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.012121 (12 Filters)
    MERV 1-4
    AAF Flanders

    21x21x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $95.99
    $95.99
    Case of 12 $8.00/filter
  • 20x30x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.012030 (12 Filters)
    MERV 1-4
    AAF Flanders

    20x30x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $85.99
    $85.99
    Case of 12 $7.17/filter
  • 12x25x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.011225 (12 Filters)
    MERV 1-4
    AAF Flanders

    12x25x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $63.99
    $63.99
    Case of 12 $5.33/filter
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