Why should the toilet pipe outlet be closed?

The reason for collecting water is to avoid direct leakage of gas inside.

The closure is to stop things that shouldn't be flowing down the drain.

Why should the toilet pipe outlet be closed? It is to prevent the stolen goods from flowing backwards, and it can also prevent odors from appearing.

To suffer to prevent the return of water. If the water is gray, it is easy to get into the air and it smells bad.

Because it needs to have proper drainage, and then it also needs some closure.

If the toilet pipe outlet is closed, it is to prevent odor from returning.

The toilet pipe outlet should be grilled because it will have a larger amount of water, and it will be good for flushing to collect some of it.

After the toilet pipe outlet is closed, the siphon effect will be more obvious.

That's because if you don't close the mouth, the water will not flow everywhere, all over the floor or outside.

In the past, it also damaged the flow of water and relieved the pressure and fluctuations at the gate.

The sealing of the toilet pipe outlet is mainly for the safety management of the environment.

Why is there a charge for toilet pipe outlets? Toilet pipe outlet charges should be charged for environmental pollution.

The toilet pipe outlet is closed to prevent backflow.