Standard Interior Door Height Rough Opening
Presuming the door is a 36 inch wide door the dimensions of your opening should be 37 inch wide by 81 inch tall.
Standard interior door height rough opening. Rough opening chart in feet. The additional room allows for a 3 4 inch top. While a standard door height is 80 finished opening. 2 0 door 2 2 r o.
The doors are also a standard 80 inches tall. Door heights the height of common doors is 6 feet 8 inches. The 6 8 stands for 6 8 tall and the 3 0 stands for 3 0 wide. The rough height of the door openings are the height of the doors plus 2 1 2 3 4 for the jamb plus 1 1 4 for flooring plus 1 2 for leveling.
This can be done with an existing door finished opening or a rough opening where you can see the 2x4 s. 2 4 door 2 6 r o. Standard interior door height is 80 inches. Reasons for door opening sizing.
The difference between a rough opening and finished opening is usually 2 3 inches. Therefore the rough opening would be 82 1 2 tall by 38 1 2 wide. An 80 inch door is called a 6 8 door pronounced six eight. 82 1 2 inches also happens to be the standard header height for windows and doors.
For reference standard interior door widths range from 24 36 finished opening. So using the information above as an example a door that is 32 wide and 96 tall requires a rough opening 34 wide x 98 1 2 tall. If you re a novice framer then this is the height of the bottom of the window and door headers.