-
Shaded? Is it flooded and re-damp? That is, there is a problem with the waterproofing of the bathroom.
-
In this case, there are two possibilities: 1) the water pipe buried in the wall leaks, resulting in the external wall corresponding to the toilet being shaded; 2) The waterproof layer of the wall and the junction of the wall and the ground in the bathroom is damaged, resulting in water seepage.
In the first case, you can check whether the pipe is leaking by doing a pressure test, or close each water outlet for a long time to observe whether the water meter reading changes.
It does look slightly better.
But 1, it's not easy to clean. >>>More
The water pipes in the bathroom may have been damaged and had to be repaired.
The exterior wall of the bathroom (the master bedroom and the small hallway near the bathroom) seeps water to see if there is a discharge of water pipes, if there is, you must first check it, find the original leakage, and repair it thoroughly. >>>More
Close to the vents of course cold.
This is a blocked sewer pipe, generally looking for the kind of professional dredge sewer pipe, about 200 yuan can be done.