Step 1 find and mark your key locations.
Plumbing rough in finished floor.
Determine where the toilet is going to be positioned and mark its center on the wall.
This is the point at which much of this work is first reviewed by the building inspector.
Rough in dimension terminology.
The bathroom sink rough in dimensions are as follows.
The center of the lav s drain is located 18 approximately above the finished floor.
The bathroom plumbing rough in dimensions you need to know.
Plumbing is one of the rough in elements of construction and is generally hidden by the finished elements such as walls floors and roofs.
When speaking of plumbing dimensions the term centerline is often used as with the term on center which is used for construction the term centerline is an imaginary vertical line drawn through a key reference point usually the drain pipe.
Especially since rough in plumbing is just a stepping stone to the larger plumbing installation.
Here with this video you will learn some of the basic rules of thumb for doing rough in plumbing underground.