" O: Q9 ~: f) S4 n* }% F: @; iThe 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 # I/ l& c) ]* f. L4 U/ ~what happens if there is persistent condensation?/ g( @* P1 ?8 U# q3 D% r
blinds and curtains are left open all the time, t ...
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good question. it means your indoor humidity is too high. many reasons: cooking, air leakage, rh too high, or insulation problem around your windows.