The steel fireproof door is made of steel, so its fireproof performance is very good. Because the melting point of steel is relatively high, steel fire doors will not be damaged even in case of 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.