DevenC 发表于 2013-12-26 12:49 * c" F8 y* r/ j ^; F
what happens if there is persistent condensation? 7 {/ `( J9 U' Pblinds and curtains are left open all the time, t ...
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good question. it means your indoor humidity is too high. many reasons: cooking, air leakage, rh too high, or insulation problem around your windows.