If you purchase a door that is slightly too big you can always trim the edges with a circular saw.
How to fit a garage door frame.
Note the measurement and save it for later.
Mark the location of the machined holes and drill these at each side of the frame.
If you are installing a 9 wide door the opening will be 9 3 wide.
When it fits well screw new hinges onto the door on the top and bottom edges.
Installing a garage door.
Installing a new garage door to an existing or new garage will almost always require the services of two people.
A quick tutorial on the various steps.
Once you remove the old door measure the height and width of the doorway so you can purchase a door that will fit well.
Typical up and over style garage door.
Keep in mind that if the door has 2x4 walls then the frame will be 4 1 2 11 4 cm.
If the door is 7 tall frame the opening 7 1 5.
Insert the assembled frame into the opening.
Fit wedges under the sill to push it up against the lintel.
External doors should open inwards.
Hold the tape measure up to the top of the door frame.
Use a spirit level to get the sill perfectly horizontal.
Frame the rough opening to a height that is 1 5 taller than the door that you have selected.
How to install a garage door.
Buy garage door top fixtures.
This is necessary not only for the lifting and manoeuvring of the door but also for the sighting and positioning of the opening mechanism.
In this video we show you how to adjust the top fixtures on your garage door to reduce the gaps between the door and the jamb.
If the door has 2x6 walls then the frame will always be 6 1 2 16 5 cm.
Align the smaller mounting plates on each hinge with the inside face of the garage door frame at each side.