Wrap the top part around the skylight s frame as shown and press the other part against the roof.
How to install roofing around skylights.
Cut the metal flashing based on the length you determined but adding an extra two inches.
Attach the bottom sill of the flashing.
Next slip individual pieces of step flashing under the shingles.
For ease of installation bend the cut piece of flashing to about 85 degrees.
Cover the side flanges then the top in the same way.
Nail it to the side edges of the frame or curb of the skylight.
The bottom sill will be a u shaped metal piece that slips over the bottom of the skylight.
Install the bottom flashing a single piece that wraps partway around the skylight and sits on top of the roof shingles figure 3.
Cut the extensions at a 45 degree angle out from both corners of the skylight.
When the piece is cut mark the height of the skylight add one inch and cut.
On each side start at the bottom and work up.
Contractor larry landers demonstrates how to install roofing shingles around skylights.
Cover the bottom flange with a strip of membrane that extends 6 inches past the skylight s sides.