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  • Koch Multi-Pleat Elite 20x24x1 MERV 8 standard capacity self-supporting pleated panel filter
    MERV 8
    Koch

    20x24x1 Multi-Pleat Elite Standard Capacity MERV 8

    $123.36
    $123.36
    Case of 12 $10.28/filter
  • Koch MicroMAX PL4S Header Style 25x20x4 MERV 11 4-inch synthetic-media plastic-frame side-access minipleat filter
    MERV 15
    Koch

    24x24x4 MicroMAX PL4S Header Style MERV 15

    $541.44
    $541.44
    Case of 3 $180.48/filter
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