天气冷,湿度高 you have already answered your own question. It is a common phenomenon.3 @6 B! G, S( z$ D# Z v- U d
Ask your builder, they will tell you what exactly run above and make that sound.
9 n K* @, F' Q" n5 ?We have 类似水滴的声音 from the beginning and been this house for 3 years. 7 t& t) m' H5 R* q$ c, s, @3 ?0 v; ?Nobody tells us what exactly that is. A city guy can't tell us anything about that.; `/ B t4 q* `: b; x! t0 P
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The house is good so far, so we just leave it alone.