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I'm making cement mortar here, and I'm setting up a drainage trough with a special atlas.
It depends on what caused it, and the property company must not be responsible, after all, it was not caused by the property company. And after the warranty period (you can also find the developer) only to see if it is the responsibility of the upstairs. If it is due to self-damage, the owner can only consider himself unlucky, but you can apply to the property management company to use the overhaul fund to repair the main row of your building.
The owner has the obligation to cooperate with the property work, which is actually beneficial to everyone and harmless.
Renovation team.
It's useless to find other departments. >>>More
If it cannot be completely replaced, it is recommended to use a soft padding inside the clamp for tightening.
It is possible to merge on the 25th floor instead, and pay attention to the installation of inspection openings on the pipes before the merger. After installation, there will be no smell and sequelae.