Rough Opening Dimensions For Garage Door

Frame the rough opening to 3 inches wider than the garage door size you have selected.

Rough opening dimensions for garage door.

For instance if the width of the garage door is 8ft the rough opening should be 8ft 3 inches wide. 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. For residential homes 99 of doors are either exactly 7 or 8 tall. Next measure the sideroom or space available on the left and right sides of the opening.

The height of the rough opening would be the height of the garage door plus the thickness of whatever you are putting underneath the header in addition to the thickness of the mortar etc. 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. First column in the above chart is in imperial system width x height in feet and second column is in metric measurements garage door width x height in centimeters. Some manufacturers offer width from 7 up to 18 with 1 increment.

Standard garage doors start at 7 tall and increase in increments of one foot. A opening width 1 1 4. 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. 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.

Of frame is 40 x 86 as the frame face is 2 around all 3 sides. For a 3 0 x 7 0 door frame. Framing rough opening sizes are really quite simple. You should add 2 1 2 to the height of the actual door.

Frame the rough opening to a height that is 1 5 taller than the door that you have selected. If you are installing a 9. Most vertical track systems. Just add 2 to the width of the actual door size.

If the door is 7. 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. To finish the opening. The rough opening would be 40 1 2 x 86 1 4.

Begin by using a tape measure to determine the width and height of the door opening in inches. If it s 9ft the opening must be 9ft 3 inches and so on. This will give you room to space the door frame off of the sub floor. Standard garage doors in our area are 8 9 16 and 18 wide.

99 of the residential garage doors that we run across are different than these widths. The 16 7 opening should be after the header and all the trim work is installed. Let s get started with your framing 1. 9 and 10 feet high garage doors are less common.

Next you will need to know your door height. Measure the head room the distance between the top. It is important to note that for a 16 foot wide garage door the header should be at minimum 9 inches longer than the door width meaning your header should be 16 feet 9 inches long. Use shims and or caulk to seal gaps between wall and frame.