Bifold Door Rough Opening Size

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.

Bifold door rough opening size.

A casing type molding is often used around a bifold door. Just add 2 to the width of the actual door size. The opening size for a bifold door is measured from the finish face of the opening not the trim. This will give you room to space the door frame off of the sub floor.

A bifold door consists of a pair of panels attached to each other with hinges. Most bifold door openings are finished with drwyall. When you open the door instead of swinging in or out it folds in half at. The trim hangs over the edge of the opening to cover the gap around the edge of the door.

Measuring a bifold door opening. Typically the rough bifold door opening should be sized 2 inches wider and 2 inches higher than the door itself regardless of the bifold door size. The rough opening should be 49 by 82 for a 48 by 80 inch 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.

This allows for 1 2 inch thick drywall on both sides and at the top 80 inches for the doors and hardware and a 1 to 1 1 2 inch space under the door the space between the floor and the bottom of the door may vary depending on the type of flooring. 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.