The steel fire door is impact resistant, and the structural strength can withstand long-term collision without reducing fire protection, and can withstand the impact of fire hydrant. The steel fire door has good heat insulation and smoking effects, reducing the entry and diffusion of tobacco poisons, and avoiding the rapid death of trapped people due to the inhalation of toxic smoke.

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.