The most common fire doors in life are mainly divided into four categories, namely wood fire doors, steel fire doors, steel wood fire doors and other fire doors. The fire doors divide the space of the building into several fire compartments, so that once a fire occurs in each fire compartment, it can not spread outward for a certain period of time, so as to effectively control the fire.

ZHTdoors fire doors, 31 years of production experience in fire doors and Windows. The main UL fire doors, EN fire doors,  BS EN fire doors, etc.,.We have certification.ZHTdoors support OEM and free design.Our advantages:good quality, factory price, good service.Welcome to consult us.