DevenC 发表于 2013-12-26 12:49 $ \9 \. j/ h/ Z8 }& w4 Hwhat happens if there is persistent condensation? , T, B4 j" u& x5 I6 `! n* lblinds 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.