20x25x4
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Koch 102-680-030 Antimicrobial Treated Air Filter – MicroSafe, 20x25x4
$154.74 per 6 pcs ($25.79 each) -
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Extended Surface Multi-Cell Rigid Filters
$856.94 per 2 pcs ($428.47 each) Add to Cart Request Quote20x25x4 Extended Surface Air Filter – MERV 13, 80-85%, Koch 110-501-404
$856.94 per 2 pcs ($428.47 each) -
Extended Surface Multi-Cell Rigid Filters
$829.34 per 2 pcs ($414.67 each) Add to Cart Request Quote20x25x4 Extended Surface Air Filter – MERV 14, 90-95%, Koch 110-500-404
$829.34 per 2 pcs ($414.67 each) -
Koch 102-500-130 – 20x25x4 High-Capacity Heavy-Duty Air Filter, MERV 11
$234.24 per 6 pcs ($39.04 each) -
Koch 102-714-130 – 20x25x4 High-Capacity Heavy-Duty Air Filter, MERV 13
$621.90 per 6 pcs ($103.65 each) -
Koch 102-701-130 – 20x25x4 High-Capacity Heavy-Duty Air Filter, MERV 8
$205.32 per 6 pcs ($34.22 each) -
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