Aluminium Motorized Smoke Fire Damper

MSFD(Motorized smoke fire damper) is a damper which has an actuator to provide action upon control signal from the main fire control panel.it is used at all the outlet of smoke exhaust or fresh air mock up and works as close damper.What is a motorized damper? A damper is anything within a home's HVAC system that helps to stop or regulate air flow. Dampers can be weighted or spring loaded to regulate when they open or close, or they can be controlled remotely through a powered motor.