How to install drip edge flashing on a roof step 1.
How to install drip edge on existing roof.
Make sure the outer edge extends over the gutter.
Place a nail at one end then the other.
Select enough lengths of.
The roof leg should extend a minimum of 2 back onto the roof sheathing.
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.
Measure the length of the eave you need to cover with drip edge using a tape measure.
If it doesn t pull the drip edge out slightly from under the shingles.
Secure the drip edge with roofing cement.
Slip the wide flat flange of the material all the way under the first course of roof shingles as illustrated.
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.
Be sure to tuck the drip edge under the starter strip and felt paper.
Make sure the corner is tight and that the bottom edge is tight to the fascia before nailing off the drip edge.