The 12 inch measurement runs from the wall itself to the dead center of the drain.
Toilet drain dimensions from wall.
18 inches recommended if bathroom layout allows.
Distance is zero fixture side to side buffer.
Why is it helpful to know water closets have different rough in sizes if you re simply replacing your toilet and notice the center of your flange is only 10 inches from the wall there s no need to go through the hassle of moving the flange.
Offset hole from the back wall by 12 1 2 inches discharge hole vertical.
Discharge hole from back wall.
The standard placement for a toilet drain in the bathroom is 12 inches from the wall behind the toilet.
However it s useful to know that toilet s also come in.
The right amount of space in front of the toilet bowl.
The proper distance from the back wall to the toilet flange.
When installing a toilet or replacing an old toilet you have to make several measurements including the most important one.
For those who are unfamiliar with what this is a toilet s rough in distance consists of four different dimensions.
Drain located at floor height.
The correct amount of space on both the right and left side of the toilet.
The distance between the toilet and the wall.
When measuring to place your drain hole first make a mark at 12 inches and then create the outline for the drain hole around this mark.