- 10
- 11月
UL Fireproof Door Edge
Fire door refers to the door that can meet the requirements of fire stability, integrity and heat insulation in a certain period of time. When a fire occurs, the fire door in the stairwell can prevent the penetration, diffusion and spread of fireworks within a certain period of time, and gain precious time for fire escape.
ZHTdoors防火门,31年防火门窗生产经验。 主营UL防火门、EN防火门、BS EN防火门等。我们有认证。ZHTdoors支持OEM和免费设计。我们的优势:质量好,出厂价,服务好。欢迎咨询。