babalala001 发表于 2013-12-25 14:32 3 v9 }% j S. @6 L; K ~3 |: T同问。
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The window covering does not increase any insulating R-value, but prevent indoor air movement. Condensation is the major problem.
DevenC 发表于 2013-12-26 12:49 7 V! y" f' ?( O1 F7 S4 A2 H Kwhat happens if there is persistent condensation?; P# D" N% `9 G
blinds and curtains are left open all the time, t ...
( b4 u6 E) i. F* A+ s6 T( igood question. it means your indoor humidity is too high. many reasons: cooking, air leakage, rh too high, or insulation problem around your windows.