How Thick Should Exterior Walls Be. Exterior wall thickness depends on siding material. This makes the walls surrounding the bathroom an extra 1/8 inch thick, but you can usually compensate for this by centering the jambs.
The thickness of a wall depends on three things: External walls need to be tough, but they also need to look good. The standard exterior door width is 36 inches.
What parts take up what amount of space?
• whether the wall is exterior or interior: My professor told me that typically How to render a wall. How much gravel should be at the bottom of window well?