What is the Function of Fire Door Closer? How to Install?
What is the function of fire door closer? How to install? The most important component of fire doors is the door closer. The door closer plays a key role. It closes the door to keep it in a sealed state when a fire occurs, effectively isolates the source of the fire, and allows time for people to escape and rescue. What are the functions of fire door closers? The fire door electric door closer can monitor the opening and closing status of the fire door in real time and send a signal to the monitoring system. The system issues opening…