+ n6 q% f$ B+ r. y& P5 F+ P* yThe 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 . \- z: t7 d+ i
what happens if there is persistent condensation? 3 ]3 o ^& Z% Yblinds and curtains are left open all the time, t ...
; G y4 o$ Q3 K+ ]3 `! rgood question. it means your indoor humidity is too high. many reasons: cooking, air leakage, rh too high, or insulation problem around your windows.