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Find a property to do, his responsibility.
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It depends on whose responsibility it is.
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Is it your own or does the whole unit have property management?
Workaround:
1.With industrial salt, edible salt can be tried, with a small steel wire, little by little slowly pinched. Never push too hard to prevent bursting. >>>More
There are 2 possible sewer blockages:
1. During the decoration period or the early stage of the property, the property is responsible, even if the owner causes it, the property industry does not care if you go to quarrel, the sewer is blocked and the water is blocked, it must be that the main pipeline is blocked somewhere, and you have a low floor, but you go to your home; >>>More
The reverse water must be blocked in the pipe below, or the pipe is too small, the water flow is too large, and your side is blocked, and the water will also be reversed to the upper floor, only dredge or replace the large pipe diameter
The sewer may be clogged, so ask someone to fix it. If you don't want someone to fix it, you can pour in some caustic soda and rinse it after a while, and it may be through.