The concrete needs to be resealed, but it's not expensive...
Very usually in houses built in 1970s, with concrete block as base. Even if it's sealed, the lower floor will remain humid, it's not a leaky problem.作者: north 时间: 2013-9-23 15:30:18
clam 发表于 2013-9-23 14:52
The concrete needs to be resealed, but it's not expensive...