天气预报 > 家居 > 墙角发霉发黑是什么造成的
墙角发霉发黑是什么造成的
更新时间: 2021-04-26 17:12:10  

外因:湿度过大,内因:墙面涂料质量不过关。强加发霉主要环境因素就是空气太过潮湿,空气中的湿气在遇到较冷的物体时会液化,水汽会变成水珠,附着在墙体,长时间会导致墙体发霉,发黑。内部原因就是在选择墙体涂料时质量不好,漆膜没有防水效果,或者是施工时技术不过关,如油漆太过稀释,涂刷不均匀,导致水汽渗在墙体内,无法阻隔水分的进入,导致墙体发霉。

关键词: 墙角 发霉 发黑 什么 造成

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