babalala001 发表于 2013-12-25 14:32 2 I5 E4 W( I/ y. R
同问。
% g5 m1 M4 \# g* K9 F; g' BThe 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 8 H! m G) p: I* H/ ]- D( Ewhat happens if there is persistent condensation?1 I3 N7 K. ?9 x8 M$ |* @. W
blinds and curtains are left open all the time, t ...
" z8 W$ K; s$ q# Hgood question. it means your indoor humidity is too high. many reasons: cooking, air leakage, rh too high, or insulation problem around your windows.