The performance of steel fire door meets the requirements of national standards. The fire resistance time of Class A fire door is 1.2h, and that of Class B fire door is 0.9h. The size can be customized according to customer needs.

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.