Class II 1 ½hr Airfoil Blade Modulating Fire/Smoke Damper
This damper automatically closes upon the detection of heat and/or loss of power. Fire/Smoke dampers must be contained by a smoke detection system with addition of smoke detector option.
				
			
			This damper automatically closes upon the detection of heat and/or loss of power. Fire/Smoke dampers must be contained by a smoke detection system with addition of smoke detector option.
            Filter Products