The fire resistance time of 304 stainless steel grade A glass fire door can reach 90 minutes. The door frame is equipped with reinforcing plates. The design and installation of the door frame hinge are reasonable, and the bearing capacity is good, and the matching gap is small. Stainless steel glass fire door has strong corrosion resistance, good fire resistance and high temperature resistance.

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.