天气预报 > 其他 > 建筑哪些部位用防火窗
建筑哪些部位用防火窗
更新时间: 2020-06-28 00:00:00  

防火窗是指用钢窗框、钢窗扇、防火玻璃组成的,能起隔离和阻止火势蔓延的窗。一般设置在:

防火间距不足部位的建筑外墙上的开口或天窗;建筑内的防火墙;防火隔墙上需要观察的部位;需要防止火灾竖向蔓延的外墙开口部位。

关键词: 建筑 哪些 部位 防火

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