If your drywall is thicker then just add a little more.
How far from a wall should you mount a toilet.
Distance from toilet the other important measurement is that it should be placed eight to 12 inches on center from the toilet to the facing wall.
The minimum distance between the toilet and a finished wall on either side is 15 inches.
This means the toilet flange should be 15 from the vanity the shower the tub and both the back and side walls.
Measure from the very front of the toilet bowl.
The nkba recommends 30 inches for improved accessibility.
Any wall vanity fixture or other element must be at least 21 inches from the front edge of the toilet.
What is the distance from the front of your toilet to any wall or fixture.
Install your toilet paper holder on a wall 8 inches to 12 inches from your toilet bowl.
Use 8 inches to 9 inches for shorter users such as children and 10 inches to 12 inches for average to tall users.