- 11
- Nov
UL Fireproof Door In Vegas
The double fire door sandwich structure has the advantages of firm structure, beautiful appearance and good fire performance. In the fire protection design of buildings, in order to improve the fire resistance time, double-layer fire doors are usually used, such as archives, whose fire doors use two layers.
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.