DevenC 发表于 2013-12-26 12:49 ! b% }" I2 N2 d- O5 fwhat happens if there is persistent condensation?7 c. x/ j. o+ @. Z) A
blinds and curtains are left open all the time, t ...
R( l& a3 u$ y2 Fgood question. it means your indoor humidity is too high. many reasons: cooking, air leakage, rh too high, or insulation problem around your windows.