- 07
- Mar
AS fire rated door with window,30 minute fire rated door,2 hour fire rated door price
It is located in the fire zone for separating fire, evacuation stair, and a range of fire resistance of fireproof dividers.Fireproof doors, except the same function with the ordinary door,it even has the function to stop the spread of fire and smoke,and it can prevent the spread of the fire to ensure the evacuation in a certain period of time.
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