15+ Standard Interior Door Size. The standard height remains the same, however. Standard thickness for an interior door is 1 3/8, if your door exceeds 36 or is over 90 in height;
Determining the size of your door is as simple as taking a few measurements and doing some basic math. 3′ x 7′( width x height ) standard door size of any room as per anthropometric. The recommended thickness for that door would be 1 3/4 inches.
To measure the height of the door, measure the interior of the vertical side of the frame and the longest length determines the necessary height.
Different door types, such as interior doors, exterior doors, barn doors, french doors, pocket doors, and entry doors, all vary in size. How to measure a door. When you are replacing or. Us standard door slab width, inch.