You will need to measure both the height and the width of the garage door.
How to install garage door trim.
If you are adding trim to other parts of the door cut those pieces out as well.
To hold the level in place tape it to the section.
Use a hack saw to cut the trim to the length you need.
Then measure the length of the moulding from the inside point of the miter you just cut to the desired length.
Where the shoe meets the door casing trim cut at a 30 degree angle the portion that sticks out.
The rubber gasket on the bottom section will fill the gaps created by an unlevel floor.
Use an angle gauge to.
Measure for the brick molding the trim that will face the street starting with the top piece.
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Predrill and nail the base shoe to the baseboard with 4d finishing nails.
Step 3 position the weather stripping and trim above the garage.
Measure the inside dimensions of the garage door jamb horizontally across the top and vertically along both sides.
The door must be level even if the floor isn t so use shims under the section to level it.
Nail the head moulding piece to the door jamb with trim nails.
Step 4 placing the trim to the sides of the garage.
Then use a miter saw to cut the trim to those measurements factoring in a 1 8 reveal on the doorway image 2.
How to trim a garage door opening 1.
Use a tape measure to measure the area around the door image 1.
Lift up the trim and place it at the location you want.
This will determine how long your trim will need to be.
Install the base shoe the same as the base cap coping inside corners and mitering outside corners.
Make a mark before you cut another 45 degree miter with the power miter.
Cut the first miter on the head moulding piece.