Double fire doors are available with or without windows, depending on the site usage. The double-opening fire door is made of galvanized steel plate, which is not easy to be deformed, and is fireproof and moisture-proof.

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.