Fireproof doors not only have the function of ordinary doors, but also have the function of preventing the spread of fire. In case of a fire, the fire door of the stairwell can prevent the penetration, diffusion and spread of fireworks within a certain period of time, so as to gain valuable time for fire escape. It is a lifesaving door to protect people’s lives and property in a fire.

ZHTdoors yong’inga qarshi eshiklar, yong’in eshiklari va derazalarida 31 yillik ishlab chiqarish tajribasi. Asosiy UL yong’in eshiklari, EN yong’in eshiklari, BS EN yong’in eshiklari va boshqalar.