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Significance of Fire Door Closer

Number of visits: Date:2016-7-21 14:08

Significance of Fire Door Closer

 

Now normally closed fire doors in the safety exit of shopping malls, high-rise buildings often become "normally open fire doors," mostly are caused by the loosing and damage of the fire door closers, no more repair and maintenance.
 
Fire doors are mainly used for staircase entrances, evacuation walkways, pipelines and other places, usually used for personnel access, in the event of a fire it can prevent the flame spread and prevent the flow of combustion flue gas. When the door closer used on the fire door is loosened, it will not be closed automatically after the fire door is opened because it becomes a "normally open" fire door. If there is a fire, it will not be able to block the fire protection function of the smoke. Therefore, the correct approach is to always close the fire door, but can not be closed, locked. Because of confinement, locking, once caught on fire, staff will be hard to escape.
 
The role of fire door closers can not be ignored, the using units should strengthen the maintenance. Fire doors - the most problematic accessories for this product are fire door closers and positioners. In addition to the normal use of large safety exit to increase the inspection efforts to prevent the emergence of "normally open fire doors," the choice of quality and reliable brand products is particularly important.
 

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