回复：really difficult to answer this without seeing it

来源: 于 2011-08-30 12:35:32 [旧帖] [给我悄悄话] 本文已被阅读：次

thanks for the tip.

I also think this is strange too. The house is only 10 years old in a very flat area.

Anyway I will have a licensed plumer to give a quote soon...