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屋顶潮湿是什么原因
更新时间: 2021-06-11 16:33:58  

1、楼上长时间积水。若是顶层,楼上长时间积水,普通的防水不能禁受得住长时间的浸泡,就会导致楼顶出现潮湿,甚至严重的还会向下滴水。2、防水层破坏。若是防水层出现裂口,只要一有水就会像下层渗漏,如卫生间防水损坏,楼下卫生间就会滴水。3、水泥的吸水性。任何水泥都有一定的吸水性,若长时间被浸泡,水分会通过水泥一点点向下渗透,导致屋顶潮湿。

关键词: 屋顶 潮湿 什么 原因

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