Now that you know where to install a roof drip edge you can install.
Roof drip edge installation instructions.
Overlap two pieces of flashing that meet end to end by at least 1 inch.
Asphalt shingles should overhang the exterior edge of the drip edge by to inch.
Water under shingles is damaging.
The best way is to install the roof drip edge only along the eaves first then place ice and water barrier in the snowbelt or felt paper underlayment over the drip edge.
The drip edge is nailed in place using 1 1 2 galvanized roofing nails.
This lets any water that gets on the roof run down the underlayment and over the drip edge.
The problem is that a drip edge is technically supposed to be part of any shingle roof manufacturer s installation instructions and the process is.
Make sure the outer edge extends over the gutter.
Use 1 inch galvanized roofing nails or 3 4 inch exterior screws.
Isolate all metal components from acq treated wood or other galvanically incompatible material with appropriate membrane material.
Apply a continuous bead of cement along.
Space the fasteners by about 12 inches.
To see how the pros install please watch the video below.
Adjacent drip edge pieces should be lapped minimum 2 inches.
Install the drip edge by fitting it on the roof eave pushing it tightly against the edge of the plywood and nailing or screwing it down.
While the vertical leg should be placed 1 4 1 2 away from the fascia.
On the rakes the drip edge goes over the membrane so the roofers apply the membrane first.
If it doesn t pull the drip edge out slightly from under the shingles.
Let s face it many homeowners may not be aware of what a roof drip edge actually is or what it does for a roof and if they are aware they may be talked out of installing it because of cost factors involved with roof replacement or repairs.
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.
If water now gets under the shingles it can cause short term staining and long term deterioration of the lowest edge of the roof deck and along the top of the fascia board.
Find and fix a leaking roof.
Slip the wide flat flange of the material all the way under the first course of roof shingles as illustrated.
Step 6 install approved roofing membrane note 1.
Nail the drip edge to the roof deck with minimum 12 gage roofing nails spaced 8 to 10 inches on center and 1 to 3 inches from the edge of the sheathing.
Secure the drip edge with roofing cement.
The roof leg should extend a minimum of 2 back onto the roof sheathing.
Step 5 install drip edge straight pieces install membrane over drip edge per membrane manufacturer s installation instructions.
