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Interior door dimensions rough opening.
Of frame is 40 x 86 as the frame face is 2 around all 3 sides.
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.
Typically a pre hung door is measured in 30 inch and 36 inch sizes with additional sizes available in non standard widths.
The difference between a rough opening and finished opening is usually 2 3 inches.
The rough opening for a standard sized interior door is 2 inches wider than the state size of the actual door.
For reference standard interior door widths range from 24 36 finished opening.
Use shims and or caulk to seal gaps between wall and frame.
Door options personalize and protect your door choose from any wood any glass any size along with.
While a standard door height is 80 finished opening.
This is the minimum width required for a passage door.
Presuming the door is a 36 inch wide door the dimensions of your opening should be 37 inch wide by 81 inch tall.
So if you have a bedroom door that is 30 wide which is considered a 2 6 or 2 6 door just add 2 to the width and frame it 32 wide.
The door would be called a 2880 28 32 wide 80 96 tall.
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.
Now all you need to know is how to properly frame your door rough opening.
The rough opening would be 40 1 2 x 86 1 4 for a 3 0 x 7 0 door frame.
Standard interior door width is 32 inches.
You may also find a few narrower doors in stock including 30 inches 28 inches and 24 inches.
The height is 80 which is considered 6 8 or 6 8 add 2 1 2 to the actual door height and frame it 82 1 2 high.
Doors come in a variety of sizes so a general rule of thumb or practice is considered.
Continue reading below our video of the day the doors are also a standard 80 inches tall.