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Tip: a size in quotes — "16x25x1" — shows only that exact size. Leave the quotes off to see nearby sizes too.

  • Koch MicroMAX 12x24x4 MERV 11 galvanized-metal-frame 4-inch extended-surface minipleat filter
    MERV 11
    Koch

    12x24x4 MicroMAX Galvanized Metal Frame MERV 11

    $985.38
    $985.38
    Case of 6 $164.23/filter
  • 20x25x4 AAF Flanders VariCel 2+ High Capacity No Header MERV 11 3184626-607 (4 Filters)
    MERV 11
    AAF Flanders

    20x25x4 VariCel 2+ High Capacity No Header MERV 11 3184626-607

    $581.07
    $581.07
    Case of 4 $145.27/filter
  • Koch MicroMAX PL2S 18x24x2 MERV 11 2-inch synthetic-media plastic-frame box-style minipleat filter
    MERV 11
    Koch

    18x24x2 MicroMAX PL2S Box Style MERV 11

    $462.96
    $462.96
    Case of 6 $77.16/filter
  • 11-1/2x23-1/2x1 (11.5x23.5x0.75) Exact Filters Pleated MERV 11 (12 pack)
    MERV 11
    Exact Filters

    11-1/2x23-1/2x1 (11.5x23.5x0.75) Pleated MERV 11

    $247.99
    $247.99
    Case of 12 $20.67/filter
  • 24x24x6 AAF Flanders VariCel Single Header MERV 11 | 331-953-147
    MERV 11
    AAF Flanders

    24x24x6 VariCel Single Header MERV 11

    $713.28
    $713.28
    Case of 2 $356.64/filter
  • 24x24x4 AAF Flanders VariCel 2+ High Capacity Single Header MERV 11 3184627-608 (4 Filters)
    MERV 11
    AAF Flanders

    24x24x4 VariCel 2+ High Capacity Single Header MERV 11 3184627-608

    $622.37
    $622.37
    Case of 4 $155.59/filter
  • 15x20x1 PREpleat MERV 11 Standard Capacity 85655.011520M11 (12 Filters)
    Up to $40.11 off
    AAF Flanders

    WAREHOUSE DEAL 15x20x1 PREpleat M11 MERV 11 Standard Capacity

    Only 1 left
    $129.88
    $129.88 $169.99
    Case of 12 $10.82/filter
  • 16x25x6 AAF Flanders VariCel Single Header MERV 11 | 331-953-184
    MERV 11
    AAF Flanders

    16x25x6 VariCel Single Header MERV 11

    $646.50
    $646.50
    Case of 2 $323.25/filter
  • Koch Multi-Flo Series G 24x12x6 MERV 11 No Header rigid cell filter
    MERV 11
    Koch

    24x12x6 Multi-Flo G No Header MERV 11

    $469.56
    $469.56
    Case of 4 $117.39/filter
  • 23-1/4x39-7/8x1 (23.25x39.875x0.75) Exact Filters Pleated MERV 11 (12 pack)
    MERV 11
    Exact Filters

    23-1/4x39-7/8x1 (23.25x39.875x0.75) Pleated MERV 11

    $540.99
    $540.99
    Case of 12 $45.08/filter
  • 12x24x6 AAF Flanders VariCel Single Header MERV 11 | 331-953-149 (2 Pack)
    MERV 11
    AAF Flanders

    12x24x6 VariCel Single Header MERV 11

    $314.90
    $314.90
    Case of 2 $157.45/filter
  • 20x20x12 AAF Flanders VariCel Single Header MERV 11 | 331-953-136
    MERV 11
    AAF Flanders

    20x20x12 VariCel Single Header MERV 11

    $254.73
    $254.73
  • 24x24x2 Koch Multi-Pleat Boss Heavy Duty MERV 11 High Capacity 102-500-122 (12 Filters)
    MERV 11
    Koch

    24x24x2 Multi-Pleat Boss Heavy Duty MERV 11 High Capacity

    $324.99
    $324.99
    Case of 12 $27.08/filter
  • Koch MicroMAX 20x20x4 MERV 11 galvanized-metal-frame 4-inch extended-surface minipleat filter
    MERV 11
    Koch

    20x20x4 MicroMAX Galvanized Metal Frame MERV 11

    $588.36
    $588.36
    Case of 3 $196.12/filter
  • Koch MicroMAX PL4S 18x24x4 MERV 11 4-inch synthetic-media plastic-frame box-style minipleat filter
    MERV 11
    Koch

    18x24x4 MicroMAX PL4S Box Style MERV 11

    $420.12
    $420.12
    Case of 3 $140.04/filter
  • Koch DuraMAX 4v 20x24x12 MERV 11 all-plastic-frame minipleat filter
    MERV 11
    Koch

    20x24x12 DuraMAX 4v MERV 11

    $296.96
    $296.96
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