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Yes, as long as it is not man-made, or the later decoration is added, altered, displaced, etc.
This downspout is property.
Under normal circumstances, they are not connected, and in order to prevent the odor from rising, under normal circumstances, the pipeline has a bend and relies on stagnant water to block the odor.
It's really unruly, and if it doesn't leak, it's fine.
Due to the construction process, if it is restored to the original state to make a PVC pipe, it may have to be a big move, and it is helpless to make it like this. >>>More
Yes, the main sewer system such as the kitchen and bathroom in the house (i.e., the part that is shared with other people's homes) is a common part of the housing construction infrastructure, and general maintenance and alteration can only be started after the coordination and consent of the property management of the community and the adjacent owners.
First of all, send a picture of the condition of your sewer pipes, and then give you advice.
The sewer pipe in the kitchen, the internal drainage is discharged into the sewage pipe