About the fire rated doors,we should know where fire doors will be used?
First,the steel fire doors will be ued in shopping mall,cinema,hospital,school,etc.
Second,wood fire rated doors will be used in hotel,cando,entry door for family,etc.
Because these palces has lot of people,if have fire,must have enough time for escaping.Then will make safety for person.This is the fire doors' effect.
So the important occasions must equip fire rated doors.