Determine the size of the door opening.
How to frame a garage door rough opening.
Cut four 2 x 4 trimmers to this length and nail two each to either side of the rough opening.
Most garage door openings are just rough openings when the home is built.
A rough opening refers to the space left inside a door or window frame door in this case where the actual door will be fitted.
The technique of building a garage door frame is straightforward and a finished frame can be completed in an hour.
The garage door rough opening.
A typical door opening is 2 inches 5 1 cm wider than the door size being installed to allow for the thickness of the jamb material and shims to plumb the jamb.
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.
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.
The opening must be finished framed before a garage door can be installed.
It seems that everyday i get a call from a customer that is making changes to a garage and needs to know the best way to prepare the door opening.
These trimmers should be.
The jambs need to be 17 inches.
So if your door is 9ft wide your rough opening should be 9ft 3 inches.
Next your rough opening height should be 1 5 inches taller.
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.
The size of the door opening will vary depending on the size of the door you plan to install.
Words like rough opening are thrown around and i m not sure if we are speaking about the same thing.
Frame the rough opening for the garage door to 3 inches wider than the garage door you have selected.
The rough opening of a garage door should be 3 inches wider than the door itself.
If you already have all your measurements verified you can proceed to frame the garage door opening.
Measure your door carefully and cut the opening to fit using a reciprocating saw.