How to measure the finished width and height use of 2x4s for the sides and header.
Finishing garage door opening.
Use a hack saw to cut the trim to the length you need.
Robert broome on march 4 2020 at 8 09 pm.
Once all the trim has been removed you may close your garage door.
If you are finishing the opening with 2x8 then the rough opening is 3 inches wider and 1 1 2 inches higher than the door or 9 3 x 7 1 1 2 etc etc.
Finished opening is the same size as the door.
Then measure the size of your garage door opening with a tape measure and write down the size.
How to frame a garage doors opening in this case 9ft wide by 8ft tall.
I am framing in a garage for an 18 x 7 garage door.
The garage door sits on the front of your house facing the road like a giant blank canvass.
This will determine how long your trim will need to be.
So my finish opening from my re sign trim which is a 2 x 8 will be an inch smaller so 17 11 finish opening and a 6 11 vertical opening is this correct.
In this video i install the wood.
A very common question to garage door dealers is what size should i make the garage door rough opening.
So the rough opening depends on how you are going to finish the opening.
Overhead garage doors need a place for the track and opener to bolt to.
Re trimming a garage door opening is a small thing that a homeowner can do to make a huge impact.