This is called backroom.
Opening for a garage door.
For instance if the width of the garage door is 8ft the rough opening should be 8ft 3 inches wide.
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.
Frame the rough opening to 3 inches wider than the garage door size you have selected.
When constructing a new garage the opening for a 16 7 garage door the opening should measure 16 7.
Watch garaga 45 sec.
Cut four 2 x 4 trimmers to this length and nail two each to either side of the rough opening.
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.
You ll measure from the header to the lowest point is at least 6 inches to ensure you have enough clearance for your torsion system and the opener together.
Commercial industrial and agricultural garage doors.
Frame the rough opening to a height that is 1 5 taller than the door that you have selected.
The 16 7 opening should be after the header and all the trim work is installed.
Residential garage door openers.
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.
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 of rough opening the width of the rough opening should be 3 inches greater than the width of the garage door you are purchasing.
Videos and be amazed.
If it s 9ft the opening must be 9ft 3 inches and so on.
Frame the rough opening for the garage door to 3 inches wider than the garage door you have selected.
Measure the distance from the opening to the rear of the garage.
For a new construction project you have to get the opening ready and make sure that the size of the opening matches the size of the door.
See our pdf for all.