FuPing 发表于 2014-12-8 17:405 W+ U- x2 |- V4 e8 Q- J" R e
谢谢您的回答,如果是您说的这个问题,是不是要卸掉浴缸?浴缸上我能拧开的地方都拧开了,什么都看不到, ...
. R2 i/ h5 D! d" t- J; n NCould be condense water from some vents, like the drain vent thorough the roof... I have heard the dropping sound for 10 years but I did not find any thing before I sold the house.