There is a smell of shame by the sink in the kitchen, what s going on?

The upstairs and downstairs flush sucks up the water in your floor drain S-head, and then the smell of the sewer comes up. This situation is common in many families. The solution is to add a lid or refill it frequently.

Tap water will not be polluted, and your water should be from a main pipe to your home.

It is impossible to connect the upper and lower water in reverse, because the pipes are not the same, how to connect it!Unless intentionally so.

The upstairs one probably did the wall paint here and poured some cellulose into the drain, because it smelled, and if it was a high temperature, it would smell bad.

There is no smell in the toilet This smell should be that the toilet has a sink bend, and the smell cannot come up. And your kitchen may not have a submersible bend, so the smell comes out along the pipes!

There is a simple solution to this problem, the sink or kitchen all the water sinks, under which are connected to the hose on the main pipe mixing bend to let the water sink inside and block the smell from coming up. (It can only be solved temporarily, it is best to buy a submersible bend one after another and install it) because you usually pick up vegetables, and the dregs will accumulate more and more there, and it will be more troublesome to clean.

If it is not the above problem, it may also be that the pipe is too fouled and too dirty, just buy some bleach and rinse it long.

Generally speaking, the kitchen and bathroom each have a very thick main sewage pipe, and the sewer pipes on each floor on this vertical line are connected to the main sewage pipe, including the floor drain.

If the water seal of your sewer pipe fails, for example, the water of the floor drain seal has evaporated, that is, it fails, then all kinds of bad smells will run through this channel to your kitchen or bathroom. But it is impossible for the kitchen to run out of the smell of the bathroom, and the main pipes of the two do not communicate. It is also impossible to connect the water in reverse.

Normally, because your sink is connected to the sewer and there is no shrinkage, the smell is coming out of the sewer.

It should be the smell of food scraps left over from the sink sewer pipes. Let's find a way to clean up the sewer pipes.