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MERV 11Vendor:Koch18x24x4 Koch MicroMAX Galvanized Metal Frame MERV 11 120-732-005 (3 Filters)
Regular price $ 509.79Sale price $ 509.79 Regular priceUnit price per -
MERV 13Vendor:Koch18x24x4 Koch MicroMAX Galvanized Metal Frame MERV 13 120-731-005 (3 Filters)
Regular price $ 624.45Sale price $ 624.45 Regular priceUnit price per -
MERV 14Vendor:Koch18x24x4 Koch MicroMAX Galvanized Metal Frame MERV 14 120-730-005 (3 Filters)
Regular price $ 626.58Sale price $ 626.58 Regular priceUnit price per -
MERV 11Vendor:Koch18x24x4 Koch MicroMAX PL4S Box Style MERV 11 120-654-1824 (3 Filters)
Regular price $ 420.12Sale price $ 420.12 Regular priceUnit price per -
MERV 13Vendor:Koch18x24x4 Koch MicroMAX PL4S Box Style MERV 13 120-634-1824 (3 Filters)
Regular price $ 426.42Sale price $ 426.42 Regular priceUnit price per -
MERV 14Vendor:Koch18x24x4 Koch MicroMAX PL4S Box Style MERV 14 120-624-1824 (3 Filters)
Regular price $ 432.72Sale price $ 432.72 Regular priceUnit price per -
MERV 15Vendor:Koch18x24x4 Koch MicroMAX PL4S Box Style MERV 15 120-614-1824 (3 Filters)
Regular price $ 446.07Sale price $ 446.07 Regular priceUnit price per -
MERV 11Vendor:Koch18x24x4 Koch Multi-Pleat Boss Heavy Duty MERV 11 High Capacity 102-500-127 (6 Filters)
Regular price $ 295.99Sale price $ 295.99 Regular priceUnit price $ 49.33 per item -
MERV 13Vendor:Koch18x24x4 Koch Multi-Pleat Boss Heavy Duty MERV 13 High Capacity 102-714-127 (6 Filters)
Regular price $ 532.32Sale price $ 532.32 Regular priceUnit price $ 88.72 per item -
MERV 9Vendor:Koch18x24x4 Koch Multi-Pleat Boss Heavy Duty MERV 9 High Capacity 102-701-127 (6 Filters)
Regular price $ 282.99Sale price $ 282.99 Regular priceUnit price $ 47.17 per item -
MERV 13 HCVendor:Koch18x24x4 Koch Multi-Pleat Green13 MERV 13 High Capacity 102-714-027 (6 Filters)
Regular price $ 424.56Sale price $ 424.56 Regular priceUnit price $ 70.76 per item -
MERV 10Vendor:Koch18x24x4 Koch Multi-Pleat XL10 MERV 10 102-380-027 (6 Filters)
Regular price $ 218.99Sale price $ 218.99 Regular priceUnit price $ 36.50 per item -
MERV 10 HCVendor:Koch18x24x4 Koch Multi-Pleat XL10 MERV 10 High Capacity 102-390-027 (6 Filters)
Regular price $ 256.99Sale price $ 256.99 Regular priceUnit price $ 42.83 per item -
MERV 11Vendor:Koch18x24x4 Koch Multi-Pleat XL11 MERV 11 102-499-027 (6 Filters)
Regular price $ 245.99Sale price $ 245.99 Regular priceUnit price $ 41.00 per item -
MERV 11 HCVendor:Koch18x24x4 Koch Multi-Pleat XL11 MERV 11 High Capacity 102-500-027 (6 Filters)
Regular price $ 268.99Sale price $ 268.99 Regular priceUnit price $ 44.83 per item
Commercial and Residential Filter Solutions
