The steel fire door is relatively more stable than the wooden fire door, and the whole cold rolled steel material is not easy to be damaged by human. The steel fireproof door can be filled with a variety of fireproof materials, which has a good fire and smoke prevention ability, and also has a very good sound insulation effect.

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.