9 i$ E; @. k0 [: g/ X3 B" EThe 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 0 N+ W/ d {) W5 A. F8 A" D
what happens if there is persistent condensation? 2 z9 z0 h" Y- ^/ Y& i# G, u3 |blinds and curtains are left open all the time, t ...
" K7 A+ G. i2 f3 h q7 zgood question. it means your indoor humidity is too high. many reasons: cooking, air leakage, rh too high, or insulation problem around your windows.