There is one less floor drain in the bathroom, and the peonies are drilled from the ground as needed

It is a floor drain. As an important part of the drainage system in the house, its performance directly affects the quality of indoor air, and it is very important to control the odor in the bathroom. Implement the national standard "floor drain" (GB T 27710-2011). >>>More

There is no shortcut that can be solved by yourself, so you can only discuss with your downstairs neighbors to increase the number of openings and change the pipes to solve the problem.

Under normal circumstances, the bathroom needs two floor drains, one is used in the urban area, that is, the shower room is drained, and one can be used in the dry area, that is, between the washbasin and the toilet, not more than three, the number of more ground will become pockmarked face, and the floor drain mouth waterproof is more difficult to handle, too much floor drain tile is more troublesome, in the choice of floor drain to choose odor-proof better.

Normally, they have their own reserved drainage interfaces, if they don't have them, they need to be set horizontally. >>>More

It's best not to seal, it's easy to seal, and then it's troublesome to want to get it open, if this floor drain is often not used, you can install an anti-odor floor drain, automatic sealing kind, that is, often do not use can also be odor-proof, water sealed floor drain is not good, Xingmang brand has. The first-line brand in the floor drain industry is notoriously excellent in anti-odor effect, you can learn about it.