- 31
- Jan
hollow metal door jamb,lite kits for hollow metal doors,hollow metal door leaf
Most of the fire doors use the surface spraying method to solve the problem. Fire door is not easy to harm other people’s daily activities because of the opening of the door, can avoid some safety accidents, for example, many people walking inconvenience in the hospital by a variety of machinery, equipment or equipment to prevent the behavior caused by safety accidents.
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