Bifold Door Rough Opening Dimensions

The rough opening for a bifold with jambs is framed slightly wider to allow additional space for a door jamb on three sides.

Bifold door rough opening dimensions.

Just add 2 to the width of the actual door size. The finished opening should be just about the same size. Since bi fold doors are net sized to fit he frame the unit will fit a 2 0 net inside width frame. How to determine bifold door opening size.

For reference standard interior door widths range from 24 36 finished opening. Measuring a bifold door opening. The difference between a rough opening and finished opening is usually 2 3 inches. Refer to the charts below to determine what size of door you will need.

The difference in height is insignificant since it adds only 1 4 inch. While a standard door height is 80 finished opening. Finished opening widths are true to the measurement a 3 0 is 36 a 2 8 is 32 a 6 0 is 72 etc. You should add 2 1 2 to the height of the actual door.

Framing rough opening sizes are really quite simple. If you have questions give us a call at 888 458 5911. For bi fold doors the rough opening width is 1 1 4 larger than the total nominal width of the doors. 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 doors have rollers that are adjustable so if the call out size is 60 x 80 than that would be the opening size that it would fit in. Finished opening heights are based on reeb s standard interior frame components and clearances. 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. The opening size for a bifold door is measured from the finish face of the opening not the trim.

A bifold door consists of a pair of panels attached to each other with hinges. Door jambs are 3 4 inch thick for a total of 1 1 2 inches including 1 4 inch of space around the perimeter for shimming. So for the rough opening all you would have to do is minus the thickness of whatever you are using to finish it with. The trim hangs over the edge of the opening to cover the gap around the edge of the door.

The finish ing of the rough opening can be either a wood frame or drywall because the bifold installation hardware that comes with the bifold can be surface mounted to either. If the bifold is shipped without a reeb frame the finished opening may differ slightly. Getting the rough opening size right the first time will save you from frustration when installing your doors. This will give you room to space the door frame off of the sub floor.

Doors will be undersized in width to accommodate the callside of the bifold. If using a pair of 2 0 bi fold doors each door is 1 0 nominal width. The construction of the rough opening for single or double bifold doors should be designed so that the opening conforms to our recommended finished opening dimensions. Rough opening dimensions bi fold.