Rough Opening Garage Door Size

The rough opening is equal to the size of the door but you need to figure back head and side room before choosing and installing the new garage door.

Rough opening garage door size.

Step 1 measure the old door if you are replacing an existing door with one of the same size or the new door of choice if you are building a new garage. Make sure garage itself has sufficient head room for the door opening which often has to be minimum 6 7 inches. 99 of the residential garage doors that we run across are different than these widths. Now all you need to know is how to properly frame your door rough opening.

Cut four 2 x 4 trimmers to this length and nail two each to either side of the rough opening. If the door is 7 tall frame the opening 7 1 5. Frame the rough opening to 3 inches wider than the garage door size you have selected. Just add 2 to the width of the actual door size.

Standard sizes standard garage doors in our area are 8 9 16 and 18 wide. If it s 9ft the opening must be 9ft 3 inches and so on. For instance if the width of the garage door is 8ft the rough opening should be 8ft 3 inches wide. If you are installing a 9 wide door the opening will be 9 3 wide.

How to frame a garage door 1. This will give you room to space the door frame off of the sub floor. 1 2 or 1 in one direction of the other will won t typically cause you to have to shop for a non standard garage door size. Frame the rough opening to a height that is 1 5 taller than the door that you have selected.

Width of garage door opening standard widths are 8 9 10 12 14 16 17 and 18 height of the garage door opening standard residential heights are 7 7 6 8 header the header is ideally a minimum 12 wide micro laminated beam that spans the width of the garage door opening. Width of rough opening the width of the rough opening should be 3 inches greater than the width of the garage door you are purchasing. This post is intended for purposes of clarifying how garage door sizes work and opening preparation. Measure the distance from the bottom plate of the wall to a point that is 1 1 2 inches higher that the garage door height.

For instance if you have a 16 door and are using river stones that are approximately 2 to 2 1 2 you will want the rough opening to be roughly pun intended 16 6. Most vertical track systems with torsion springs or other hardware require 3 3 4 in. The size of the door will be approximately the same as this sometimes called the rough opening next measure the sideroom or space available on the left and right sides of the opening. Frame the rough opening for the garage door to 3 inches wider than the garage door you have selected.

On each side although some systems can require up to 5 1 2 in.