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  • 16x20x1 Koch Multi-Pleat XL11 MERV 11 High Capacity 102-500-006 (12 Filters)
    MERV 11 HC
    Koch

    16x20x1 Multi-Pleat XL11 MERV 11 High Capacity

    $120.72
    $120.72
    Case of 12 $10.06/filter
  • Koch Maxi-Grid MG400 MERV 11 internally-supported 4-ply synthetic-media panel filter
    MERV 11
    Koch

    Maxi-Grid MG400 Standard Panel Filter MERV 11 - Case of 24

    From $219.84
    From $219.84 $0.00
  • Koch Multi-Flo Series G 24x20x6 MERV 11 Single Header rigid cell filter
    MERV 11
    Koch

    24x20x6 Multi-Flo G Single Header MERV 11

    $266.52
    $266.52
    Case of 2 $133.26/filter
  • Koch Multi-Flo Series G 24x20x6 MERV 11 No Header rigid cell filter
    MERV 11
    Koch

    24x20x6 Multi-Flo G No Header MERV 11

    $262.56
    $262.56
    Case of 2 $131.28/filter
  • 12x20x12 AAF Flanders VariCel Single Header MERV 11 | 331-953-191
    MERV 11
    AAF Flanders

    12x20x12 VariCel Single Header MERV 11

    $205.51
    $205.51
  • Koch MicroMAX PL2S 14x20x2 MERV 11 2-inch synthetic-media plastic-frame box-style minipleat filter
    MERV 11
    Koch

    14x20x2 MicroMAX PL2S Box Style MERV 11

    $418.74
    $418.74
    Case of 6 $69.79/filter
  • Koch MicroMAX PL2S 24x24x2 MERV 11 2-inch synthetic-media plastic-frame box-style minipleat filter
    MERV 11
    Koch

    24x24x2 MicroMAX PL2S Box Style MERV 11

    $546.18
    $546.18
    Case of 6 $91.03/filter
  • 12x24x12 AAF Flanders VariCel Single Header MERV 11 | 331-953-150
    MERV 11
    AAF Flanders

    12x24x12 VariCel Single Header MERV 11

    $202.71
    $202.71
  • Koch MicroMAX PL2S 20x24x2 MERV 11 2-inch synthetic-media plastic-frame box-style minipleat filter
    MERV 11
    Koch

    20x24x2 MicroMAX PL2S Box Style MERV 11

    $498.54
    $498.54
    Case of 6 $83.09/filter
  • Koch Multi-Flo Series G 20x20x12 MERV 11 No Header rigid cell filter
    MERV 11
    Koch

    20x20x12 Multi-Flo G No Header MERV 11

    $169.63
    $169.63
  • 20x20x2 Koch Multi-Pleat Boss Heavy Duty MERV 11 High Capacity 102-500-119 (12 Filters)
    MERV 11
    Koch

    20x20x2 Multi-Pleat Boss Heavy Duty MERV 11 High Capacity

    $297.99
    $297.99
    Case of 12 $24.83/filter
  • 11x17-1/8x1 (11x17.125x0.75) Exact Filters Pleated MERV 11 (12 pack)
    MERV 11
    Exact Filters

    11x17-1/8x1 (11x17.125x0.75) Pleated MERV 11

    $231.99
    $231.99
    Case of 12 $19.33/filter
  • 15x20x4 Koch Multi-Pleat XL11 MERV 11 102-499-024 (6 Filters)
    MERV 11
    Koch

    15x20x4 Multi-Pleat XL11 MERV 11

    $277.99
    $277.99
    Case of 6 $46.33/filter
  • Flanders AAF Pleated Filter Pre Pleat 62R MERV 11 (12 Filters)
    MERV 11
    AAF Flanders

    10x20x2 PrePleat 62R MERV 11

    $162.99
    $162.99
    Case of 12 $13.58/filter
  • 20x24x6 AAF Flanders VariCel Single Header MERV 11 | 331-953-188 (2 Pack)
    MERV 11
    AAF Flanders

    20x24x6 VariCel Single Header MERV 11

    $360.99
    $360.99
    Case of 2 $180.50/filter
  • 16x20x4 AAF Flanders PREpleat M11 MERV 11 High Capacity 85755.041620M11 (6 Filters)
    MERV 11
    AAF Flanders

    16x20x4 PREpleat M11 MERV 11 High Capacity

    $306.99
    $306.99
    Case of 6 $51.17/filter
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