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It is necessary to use a glue that is specially designed to answer the defeat, and ordinary glue cannot stick to the early ants.
It is not recommended to plug the leak first, 1; Find out the cause of water seepage: water seepage at the pipe joint, pipeline cracking (sand hole), etc. >>>More
It is also normal for hot water to be used as a return pipe, and there is no need to solve any problems.
It can be tightly wrapped with waterproof tape (self-adhesive tape), because there is no pressure, it is perfectly fine.
This can only be resolved through negotiation, if it is really a plumbing problem, it should be the property responsible, but if the leakage prevention is not done well, the upstairs is also responsible, and the downstairs is the victim.