The roof leg should extend a minimum of 2 back onto the roof sheathing.
How to install drip edge on existing roof.
How to install drip edge flashing on a roof step 1.
Apply a continuous bead of cement along the top of the drip edge then press down on the shingle.
Slip the wide flat flange of the material all the way under the first course of roof shingles as illustrated.
How to install a drip edge.
Place a nail at one end then the other.
If it doesn t pull the drip edge out slightly from under the shingles.
Measure the length of the eave you need to cover with drip edge using a tape measure.
Be sure to tuck the drip edge under the starter strip and felt paper.
Slide the corner tight to the fascia.
Install the drip edge by fitting it on the roof eave pushing it tightly against the edge of the plywood and.
Secure the drip edge with roofing cement.
To install a drip edge on a newly constructed roof or on a re roofing job attach the drip edge along the roof s eaves first.
Make sure the outer edge extends over the gutter.