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It's really hard to do, it's not caused by anything else. I can only look downstairs to see if there is such a situation.
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If there is definite evidence, the water is turned up from the floor drain, and the property is asked to discuss the law, and it is necessary to leave accurate evidence, and it is best to have a video.
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The floor drain comes out of the water incredible, this is not the scope of property management, the floor drain is the sewer pipe, it must be the pneumatic pump used by the workers when they pass the sewer pipe, and they ask it.
I am an amateur beekeeper du, due to the limitation of the site, the bee colony is only 5 boxes, all of them are double king groups, the purpose of dao >>>More
Is there no symptom on the wall of the third floor? Is your building structure brick concrete or framed? >>>More
The most important thing now is to fix the lights first so that they can be electrified.
The only way to solve it is to use the method of wood drainage, so the only way is to raise more green plants.
It is very likely that the drainage pipe is broken, and the drainage pipe in this section of the wall of your house is damaged, resulting in a water on the top, the water will seep out of the drainage pipe, is not your building a total of 5 floors, in this way, if you use water on the third floor, your home should also see, you can make a small hole in the wall of the drain pipe, you can see.