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You probably have a leak on the roof, and the water is slowly seeping down, and after a long time, the paint will be blistered.
You'll have to find our professional staff for this.
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The top one should be upstairs.
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to replace the ceiling again.
It is a reserved wire case. This is used to install lamps or wires, and is usually reserved before the concrete is poured on the floor. >>>More
Check whether there is dampness at the root of the sewage pipe in the kitchen and bathroom, whether the drainage pipe is usual, whether there is a pre-buried pipe, and analyze it carefully
You were in a bit of a hurry to do this, and you should confirm that it is your responsibility first, or have a written agreement with the downstairs before constructing the work. >>>More
Hello! There is a leak in the pipe that connects to the ceiling of the toilet downstairs, and the responsibility should be borne by the upstairs resident. Thanks for reading!
Is there a leak in the geothermal pipe?