Interior Door Dimensions Rough Opening

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.

Interior door dimensions rough opening.

Doors come in a variety of sizes so a general rule of thumb or practice is considered. The door would be called a 2880 28 32 wide 80 96 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 rough opening for a standard sized interior door is 2 inches wider than the state size of the actual door.

3 4 3 32 3 4 3 32 3 4 1 8 door height exterior door in swing nfd height door height 2 5 8 2 6250 interior door nfd height door height. Standard dimensions for rough door openings are based on the door itself not the surrounding jamb and sill so take care to ensure you measure the correct component of the door assembly. Refer to the charts below to determine what size of door you will need. 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.

Standard interior door width is 32 inches. Typically a pre hung door is measured in 30 inch and 36 inch sizes with additional sizes available in non standard widths. 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. While a standard door height is 80 finished opening.

This is the minimum width required for a passage door. You may also find a few narrower doors in stock including 30 inches 28 inches and 24 inches. The difference between a rough opening and finished opening is usually 2 3 inches. Door options personalize and protect your door choose from any wood any glass any size along with.

Find resources on warranties care and finishing door specifications and more in our resources section from simpson door. Now all you need to know is how to properly frame your door 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. Of frame is 40 x 86 as the frame face is 2 around all 3 sides.

Use shims and or caulk to seal gaps between wall and frame.