9 Z$ l( C+ g6 x& [. k$ J0 k4 zThe 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 4 u) f' A7 a- ^5 M0 q9 L3 u6 D
what happens if there is persistent condensation?0 s% G* C' y5 P) y8 j7 M
blinds and curtains are left open all the time, t ...
9 c- g% t- U! d9 h; o; igood question. it means your indoor humidity is too high. many reasons: cooking, air leakage, rh too high, or insulation problem around your windows.