天气冷,湿度高 you have already answered your own question. It is a common phenomenon. + J6 r% @0 C9 z* j' Y) p, WAsk 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. # M! u+ c; }8 P1 j- Q- u% L+ QNobody tells us what exactly that is. A city guy can't tell us anything about that.$ Q1 ]( h3 T! ]; `& n6 ?
z+ H$ [. p' M) Z9 V" y# LThe house is good so far, so we just leave it alone.