Most bifold door openings are finished with drwyall.
Bifold door rough opening size.
Measuring a bifold door opening.
A casing type molding is often used around a bifold door.
The required size of the finished opening for a 48 by 80 inch door is 48 by 82 inches.
How to determine bifold door opening size.
The trim hangs over the edge of the opening to cover the gap around the edge of the door.
For example a four foot wide 48 by six feet eight inches high 80 bifold set of doors would require a rough opening width of 50 inches and a height of 82 inches.
Getting the rough opening size right the first time will save you from frustration when installing your doors.
You should add 2 1 2 to the height of the actual door.
The opening size for a bifold door is measured from the finish face of the opening not the trim.
Framing rough opening sizes are really quite simple.
The rough opening should be 49 by 82 for a 48 by 80 inch door.
When you open the door instead of swinging in or out it folds in half at.
A bifold door consists of a pair of panels attached to each other with hinges.
For example our aluminum bifold door system is available in a range of standard sizes to suit the most popular opening sizes and can be made to measure up to 20 panels 10 in each direction with a total span up to 65 wide and 10 4 tall.
Just add 2 to the width of the actual door size.