天气冷,湿度高 you have already answered your own question. It is a common phenomenon. 1 n4 s- z" u1 X. DAsk your builder, they will tell you what exactly run above and make that sound.
' H5 t% b/ M4 _' ]We have 类似水滴的声音 from the beginning and been this house for 3 years. ; L1 a" Z* p* Z D& u$ Z
Nobody tells us what exactly that is. A city guy can't tell us anything about that.: c' E' L! e6 f8 d7 S
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The house is good so far, so we just leave it alone.