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

  • 20x20x12 Koch Multi-Cell Galvanized MERV 11 Single Header 110-734-005 (1 Filters)
    MERV 11
    Koch

    20x20x12 Multi-Cell Galvanized MERV 11 Single Header

    $230.74
    $230.74
  • 15x20x4 Koch Multi-Pleat XL11 MERV 11 High Capacity 102-500-024 (6 Filters)
    MERV 11 HC
    Koch

    15x20x4 Multi-Pleat XL11 MERV 11 High Capacity

    $360.99
    $360.99
    Case of 6 $60.17/filter
  • 24x24x12 Koch Multi-Cell Galvanized MERV 11 No Header 110-714-001 (1 Filters)
    MERV 11
    Koch

    24x24x12 Multi-Cell Galvanized MERV 11 No Header

    $257.46
    $257.46
  • 12x24x4 AAF Flanders PREpleat M11 MERV 11 High Capacity 85755.041224M11 (6 Filters)
    MERV 11
    AAF Flanders

    12x24x4 PREpleat M11 MERV 11 High Capacity

    $236.99
    $236.99
    Case of 6 $39.50/filter
  • 16x20x2 Koch Multi-Pleat XL11 MERV 11 102-499-016 (12 Filters)
    MERV 11
    Koch

    16x20x2 Multi-Pleat XL11 MERV 11

    $207.99
    $207.99
    Case of 12 $17.33/filter
  • 14x20x1 Koch Multi-Pleat XL11 MERV 11 High Capacity 102-500-003 (12 Filters)
    MERV 11 HC
    Koch

    14x20x1 Multi-Pleat XL11 MERV 11 High Capacity

    $128.76
    $128.76
    Case of 12 $10.73/filter
  • Koch DuraMAX 3v 20x20x12 MERV 11 all-plastic-frame minipleat filter
    MERV 11
    Koch

    20x20x12 DuraMAX 3v MERV 11

    $254.10
    $254.10
  • 16x20x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity 85655.021620M11 (12 Filters)
    MERV 11
    AAF Flanders

    16x20x2 PREpleat M11 MERV 11 Standard Capacity

    $215.99
    $215.99
    Case of 12 $18.00/filter
  • 16x25x6 Koch Multi-Cell Galvanized MERV 11 Double Header 110-724-014 (2 Filters)
    MERV 11
    Koch

    16x25x6 Multi-Cell Galvanized MERV 11 Double Header

    $404.92
    $404.92
    Case of 2 $202.46/filter
  • 14x20x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity 85655.011420M11 (12 Filters)
    MERV 11
    AAF Flanders

    14x20x1 PREpleat M11 MERV 11 Standard Capacity

    $139.99
    $139.99
    Case of 12 $11.67/filter
  • 15x25x1 Koch Multi-Pleat XL11 MERV 11 102-091-006 (12 Filters)
    MERV 11
    Koch

    15x25x1 Multi-Pleat XL11 MERV 11

    $216.12
    $216.12
    Case of 12 $18.01/filter
  • 20x20x4 Koch Multi-Pleat XL11 MERV 11 High Capacity 102-500-028 (6 Filters)
    MERV 11 HC
    Koch

    20x20x4 Multi-Pleat XL11 MERV 11 High Capacity

    $257.99
    $257.99
    Case of 6 $43.00/filter
  • 16x20x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity 85655.011620M11 (12 Filters)
    MERV 11
    AAF Flanders

    16x20x1 PREpleat M11 MERV 11 Standard Capacity

    $145.99
    $145.99
    Case of 12 $12.17/filter
  • 10x20x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity 85655.011020M11 (12 Filters)
    MERV 11
    AAF Flanders

    10x20x1 PREpleat M11 MERV 11 Standard Capacity

    $142.99
    $142.99
    Case of 12 $11.92/filter
  • 20x16x12 Koch Multi-Cell Galvanized MERV 11 No Header 110-714-004 (1 Filters)
    MERV 11
    Koch

    20x16x12 Multi-Cell Galvanized MERV 11 No Header

    $249.08
    $249.08
  • 15x20x1 Koch Multi-Pleat XL11 MERV 11 High Capacity 102-500-005 (12 Filters)
    MERV 11 HC
    Koch

    15x20x1 Multi-Pleat XL11 MERV 11 High Capacity

    $142.80
    $142.80
    Case of 12 $11.90/filter
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