UL fireproof door can ensure the safety of personnel and property to a large extent within the time required by the standard. UL fireproof door can give consideration to thermal insulation, sound insulation, air tightness and other properties.

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.