The steel fire door has a good airtightness, and the closing is in place and tight. The wear-resistant parts such as pulleys and rails are all high-quality hardware, which have been strictly tested to ensure the service life of the product. Steel fire doors come in a variety of colors, the most common being white, which is simple and dignified.

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.