75-A-Fire Damper

Description

75AH & 75AV FIRE DAMPER

1-1/2 Hour Classic
Fire Damper

1-1/2 HOUR FIRE RATING
22 GA. INTERLOCKING STEEL BLADES
UL LISTED FUSIBLE LINK (165ºF STANDARD)
ROLL FORMED STEEL FRAME 22 GA.
NEGATOR STAINLESS STEEL CLOSURE SPRING