What Is the Rough Opening for a Bifold Door?
The space which is to be cut out of a wall where you will be placing door is rough opening it is provided for securing the rest of the wall. 30”, 32”, 36”, 48”, 60” and 72” are the standard bifold door width sizes available in market.
Heights of Bifold doors are taken as 78” and 80”. 38” * 82” sized rough opening is used for 36” * 80” bifold door. While nailing the frame in place in order to assure proper closing you must remember to square up the doors.
For a 48 by 80 inch bifold door the rough opening should be 50 by 82. If this size given a 1 inch thick drywall can be put on both sides and also at the top, 8o inch will be door and its hardware fittings and rest 1 to 11/2 spacing under door.
The rough opening which you will be providing should be 2” wider and 2” taller as compared to your original bifold door’s dimension. Therefore 32 inches wide rough opening should be provided for 30 inch bifold door.
You must provide 2” more rough opening height as compared to height of bifold door. You must keep in mind providing enough space for drywall, hardware, and jambs at the time of providing rough opening.
What Is the Rough Opening for a 30 Inch Bifold Door?
A 30” * 80” bifold door should have a rough opening of 32” wide and a height of 82”. So, you must give 2” extra width and extra height.
What Is the Rough Opening for a 32 Inch Bifold Door?
Finished Opening for Bifold Door
You must provide 2” taller height as compared to normal door height of the finished opening for a bifold door. This will help in providing ½” thick on dry wall along with hardware on the top and at the bottom of the door 11/2’’ will be kept and you will not be able to trim width.
On each side of opening ¼’’ will be allowed for finished opening.
Finished Opening for a 30 Inch Bifold Door
For a 30 inch bifold door you must provide a finished opening of 301/16 by 81 inches. 301/16 inches is the width and 81 inches is the height. So, you should keep the size of your panel 143/4” by 79 inches.
Finished Opening for a 32 Inch Bifold Door
For a 32 inch bifold door, a finished opening of 321/16 by 81 inches should be provided. 321/16 inches of width and 81 inches is the height.