天气冷,湿度高 you have already answered your own question. It is a common phenomenon. " F) ^) x4 x) G! ^, vAsk your builder, they will tell you what exactly run above and make that sound.
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We have 类似水滴的声音 from the beginning and been this house for 3 years. 9 c: z7 ]0 E7 S8 K% }: f; |Nobody tells us what exactly that is. A city guy can't tell us anything about that. , i M! Z; |/ q; _# F' L- Q0 w, x; f$ @; n
The house is good so far, so we just leave it alone.