Why Fire Doors Must Be In The Exit Position

Why Fire Doors Must Be In The Exit Position

Date:Dec 11, 2018

As everybody knows , there are always had a escape in the building .  this is most important part for a building.when a emergency coming , especially fire alarm ring ,  the elevator will be shut down and only stair opening .  this is the point ,  fire doors will be keep the fire light out and make running people safe, even the smoke .


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