DevenC 发表于 2013-12-26 12:49 , W; p2 m4 F+ k) J: \
what happens if there is persistent condensation?. }0 J4 H" C5 ~; e9 F& O
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.