If it doesn t pull the drip edge out slightly from under the shingles.
Gutter installation under drip edge.
Use tin snips to cut the gutter apron flashing roll in two 3 in.
The gutter is installed right under the drip edge which is tilted purposely.
The whole purpose is to direct the water into the gutters.
It is put under the shingles of an attic to flow water directly into the gutter.
The best practice is to always install the drip edge so that it is inside the gutter.
A gutter apron is installed on the corners above roof decking.
If there s a drip edge installed where the fascia meets your shingles and the gutter is hung below the drip edge get some roll flashing and tuck it up under the drip edge and over the top of the gutter.
So the rainwater flows into the gutter and out of it through downspouts attached along the wall and away from the house.
It should never be installed outside the gutter i e against the fascia board.
Home centers sell rolls of 6 in.
For proper water drainage the drip edge on the rakes should always overlap the drip edge on the eaves.
How to install a drip edge.
The drip edge not only safeguards you from potential damages but it also preserves the appearance of your roof.
Make sure the outer edge extends over the gutter.
Slip the wide flat flange of the material all the way under the first course of roof shingles as illustrated.
If your gutter has been previously installed rather than taking it down and redoing it you can easily place a small strip of metal flashing under the drip edge and over the back of the gutter as shown by the illustration at the bottom of this page so the water will shed into the gutter.
A gutter apron is used where shingles are not far enough from the edge of the gutter.