If you are building a new bathroom, you must know how to plumb it in order to install the fixtures properly. The dimensions of a bathroom vary from one house to another, and you must take care to use the right pipe size. In addition, you should make sure that you follow the rules and codes for installing plumbing fixtures. If you are unsure of these steps, you can call a plumber. First, you should know how to set up the plumbing for a new bathroom. You should know the plumbing code for your region. You should also know the minimum vent size for your toilet. The size of the…