12" x 8" Dynamic Fire Damper Type A No Sleeve
12" x 8" Dynamic Fire Damper Type A No Sleeve
Brand Miami Tech Size 12 in x 8 in Manufacturer Miami Tech, Inc. Designed with constant force springs in the horizontal configurations to ensure closure under airflow conditions. Meets all UL and NFPA requirements for Primary Fire Dampers, and carries a UL555 classified fire damper label. Approved for use where ducts penetrate partitions with fire resistance ratings of two hours or less. 1-1/2 hour rating for use in fire barriers rated two hours or less. Optional installed duct sleeves available.
$49.08
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Brand Miami Tech Size 12 in x 8 in Manufacturer Miami Tech, Inc. Designed with constant force springs in the horizontal configurations to ensure closure under airflow conditions. Meets all UL and NFPA requirements for Primary Fire Dampers, and carries a UL555 classified fire damper label. Approved for use where ducts penetrate partitions with fire resistance ratings of two hours or less. 1-1/2 hour rating for use in fire barriers rated two hours or less. Optional installed duct sleeves available.