Unverified83% confidenceCautionTime unknown
自粘泡沫墙贴无法根治墙体发霉返潮问题——霉斑是墙内渗水导致，贴上后水汽被封在夹层反而加速霉变，此类情况应先做防水处理而非贴保温贴
1
Sources
83%
Confidence
Long-term
Relevance
-
First Seen
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Unverified墙面本身有渗水、返潮或霉斑未根治时，不建议贴壁纸掩盖，潮气会在壁纸背面继续滋生霉菌并扩散，必须先解决防水问题93% similarUnverified潮湿返潮或有渗水霉斑的墙面不建议贴壁贴，湿气会导致背胶失效脱落且霉菌在贴膜下滋生，应先解决墙面防潮问题93% similarUnverified持续渗水/结构性漏水的墙面不该靠防霉涂料解决，应先做防水层堵漏，防霉漆只防表面霉菌不防水分渗透86% similarUnverified渗水漏水未处理的墙面不应指望防霉涂料解决霉变：涂料防霉只能抵御空气湿度和冷凝水，无法对抗持续液态水渗透；外墙渗水、水管暗漏、防水层失效导致的霉变必须先做防水堵漏工程，涂料是最后一道而非根治手段86% similarUnverified墙体渗水、外墙防水失效或管道漏水导致的潮湿，不应指望防霉涂料解决，涂料只能抑制表面霉菌，不做防水处理任何防霉漆都会失效86% similar
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