DevenC 发表于 2013-12-26 12:49 5 u% N9 Q$ t& |: j d& u$ s+ i" Cwhat happens if there is persistent condensation?. }' n: l5 ~6 c4 y# ]1 j7 L
blinds 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.