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Where are the fire shutter doors usually set?

Where are the fire shutter doors usually set?

    Where are the fire shutter doors usually set? According to the process decision, fire shutter door is set outside the firewall, there is no firewall between two fire zones should also set fire shutter. Generally located in the following parts.

    (1) close the evacuation staircase and lead to the corridor; Turn off the elevator to the front and front door leading to the corridor.

    (2) inspection door of vertical pipe well, such as cable well, pipe well, exhaust pipe and refuse chute.

    (3) distinguish fire zones, and control the doors on fire walls and fire partitions in the area of the partition. When building firewalls or fire doors are difficult, fire shutter doors should be replaced with water screen maintenance.

    (4) standard or planning special requirements for fire prevention and smoke prevention partition door. For example, the equipment room (cylinder room, foam station, etc.) attached to the fixed rescue equipment in the high-rise civil buildings shall be equipped with a class a fire door for the partition door of ventilation and air conditioning room, etc. A fire door should be used in the basement of the basement room with a lot of stay or combustibles. Due to constraints, it is necessary to put fuel in high-rise buildings, gas boiler, fuel oil-immersed power transformer, charger can fuel the high-voltage capacitor and switch, etc., special interatrial septum door on the wall, should choose class a fire door. In addition, there are special requirements for fire protection, such as fire control monitoring command center, archive room, valuables storeroom, etc., and usually choose class a or class b fire doors. The branch door of high-rise apartment building, often choose fire - proof door.


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