The upstairs bathroom is not decorated, and the downstairs is connected, and I want to block the wat

First, the problem of space size.

When we design a cloakroom, there are usually two forms: one is divided by the building itself, and the other is divided by ourselves or the designer, who re-divides the space. In fact, the cloakroom does not need to be very large, just enough, and some clothes that are not worn should not be put in it, so as to maximize the use of space. >>>More

It should be your home, if it was not leaking for a long time before, and it was only recently built, the pipe leakage may be relatively small. If it is a new building, you can test the water in this way: all the pipes are water, 1 two days later to see if there is a leak downstairs or the latest leakage, if not, it is not a problem with the pipeline! >>>More

It could be the upstairs renovation leveling, planing the floor slab down a small layer, and shaking off the cement below, which is your home.

The core of the question is: whose water is leaking?

1) If the source of this water is upstairs neighbor's, then upstairs is definitely responsible. This is due to the destruction of the waterproofing layer on the upper floor, which leaks downstairs. >>>More

Generally, the kitchen and bathroom are waterproof, if the bathroom or kitchen is backed by the living room or bedroom, then the wall waterproofing of the kitchen and bathroom needs to be topped (it is best to do the top, generally called full waterproof), if the living room or bedroom is changed to a room that needs water, then it must also be waterproof.