Does the urinal go against the bathroom door?

You can of course add urinals to your own bathroom. If there is no sewer pipe, of course, you can take advantage of the floor drain. >>>More

Hydrochloric acid, sulfuric acid, all are OK.

Hello! If it's a public restroom, it's better to be automatic, because many people don't have the habit of manually pressing it.

In kindergarten, there will be many people who are not tall enough to pee.

There is no need for a urinal in the family bathroom. It's too crowded.