天气冷,湿度高 you have already answered your own question. It is a common phenomenon.8 W# I- Y5 }/ z& e y- a- C
Ask 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. ' R# w0 D' Y8 q0 UNobody tells us what exactly that is. A city guy can't tell us anything about that. 4 V: c6 `8 Q+ N3 E; ]0 E( o# i6 ~ . P( G- @3 ^5 r! y# V' eThe house is good so far, so we just leave it alone.