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

  • 12x20x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity 85655.011220M11 (12 Filters)
    AAF Flanders

    12x20x1 PREpleat M11 MERV 11 Standard Capacity

    $136.99
    $136.99
    Case of 12 $11.42/filter
  • 16x25x12 Koch Multi-Cell Galvanized MERV 11 Single Header 110-734-006 (1 Filters)
    MERV 11
    Koch

    16x25x12 Multi-Cell Galvanized MERV 11 Single Header

    $252.27
    $252.27
  • 20x20x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity 85655.012020M11 (12 Filters)
    MERV 11
    AAF Flanders

    20x20x1 PREpleat M11 MERV 11 Standard Capacity

    $146.99
    $146.99
    Case of 12 $12.25/filter
  • 10x20x1 Koch Multi-Pleat XL11 MERV 11 102-499-001 (12 Filters)
    MERV 11
    Koch

    10x20x1 Multi-Pleat XL11 MERV 11

    $120.96
    $120.96
    Case of 12 $10.08/filter
  • 16x25x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity 85655.011625M11 (12 Filters)
    MERV 11
    AAF Flanders

    16x25x1 PREpleat M11 MERV 11 Standard Capacity

    $146.99
    $146.99
    Case of 12 $12.25/filter
  • 14x25x1 Koch Multi-Pleat XL11 MERV 11 High Capacity 102-500-004 (12 Filters)
    MERV 11 HC
    Koch

    14x25x1 Multi-Pleat XL11 MERV 11 High Capacity

    $135.12
    $135.12
    Case of 12 $11.26/filter
  • 14x20x1 Koch Multi-Pleat XL11 MERV 11 102-499-003 (12 Filters)
    MERV 11
    Koch

    14x20x1 Multi-Pleat XL11 MERV 11

    $116.52
    $116.52
    Case of 12 $9.71/filter
  • 14x25x1 Koch Multi-Pleat XL11 MERV 11 102-499-004 (12 Filters)
    MERV 11
    Koch

    14x25x1 Multi-Pleat XL11 MERV 11

    $132.00
    $132.00
    Case of 12 $11.00/filter
  • 11-7/8x23-7/8x1 Exact Filters Pleated MERV 11 (12 pack)
    MERV 11
    Exact Filters

    11-7/8x23-7/8x1 Pleated MERV 11

    $247.99
    $247.99
    Case of 12 $20.67/filter
  • 16x25x6 Koch Multi-Cell Galvanized MERV 11 Single Header 110-734-014 (2 Filters)
    MERV 11
    Koch

    16x25x6 Multi-Cell Galvanized MERV 11 Single Header

    $396.84
    $396.84
    Case of 2 $198.42/filter
  • Koch DuraMAX 3v 24x24x12 MERV 11 all-plastic-frame 3-bank minipleat filter
    MERV 11
    Koch

    24x24x12 DuraMAX 3v MERV 11

    $276.85
    $276.85
  • Koch DuraMAX 2v 20x24x12 MERV 11 all-plastic-frame 2-bank microfiberglass minipleat filter
    MERV 11
    Koch

    20x24x12 DuraMAX 2v MERV 11

    $162.85
    $162.85
  • Koch Multi-Flo Series G 24x24x6 MERV 11 No Header rigid cell filter
    MERV 11
    Koch

    24x24x6 Multi-Flo G No Header MERV 11

    $241.70
    $241.70
    Case of 2 $120.85/filter
  • 20x16x12 Koch Multi-Cell Galvanized MERV 11 Single Header 110-734-004 (1 Filters)
    MERV 11
    Koch

    20x16x12 Multi-Cell Galvanized MERV 11 Single Header

    $232.47
    $232.47
  • 20x25x4-1/2 NaturalAire Optimum Allergen MERV 11 82755.052025 (2 Filters)
    MERV 11
    AAF Flanders

    20x25x4-1/2 NaturalAire Optimum Allergen MERV 11

    $145.99
    $145.99
    Case of 2 $73.00/filter
  • 16x24x4 Koch Multi-Pleat XL11 MERV 11 102-094-005 (6 Filters)
    MERV 11
    Koch

    16x24x4 Multi-Pleat XL11 MERV 11

    $383.99
    $383.99
    Case of 6 $64.00/filter
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