It is put under the shingles of an attic to flow water directly into the gutter.
Proper gutter and drip edge installation.
Some rain runoff by capillary action runs up under the shingle drip edge and down the fascia behind the gutter installing drip edge on a new roof or re roofing job.
Once free slide the drip edge out and discard.
If it doesn t pull the drip edge out slightly from under the shingles.
Through the screw mounting hole in each bracket drill a 3 16 inch diameter hole in the front edge of the gutter.
Rotate the gutter upward until its back edge slips into the hooks at the top of the back of the brackets as shown.
Make sure the drip edge coming from the shingle is bending against the fascia board because when it rains it s going.
It should never be installed outside the gutter i e against the fascia board.
It can be done.
This works out correctly if you do the eaves first.
Use a flat pry bar and hammer to pry the nails out of the drip edge gently.
Gently lift up the shingles on the edge of the roof and locate the nails holding the existing drip edge onto.
The whole purpose is to direct the water into the gutters.
While on the other hand a drip edge is installed to the trim and usually hangs directly behind the back of the gutter.
There are two reasons for water getting behind the gutter.
Lay the gutter into the brackets that you ve lag screwed to the fascia.
Make sure the outer edge extends over the gutter.
Secure the drip edge with roofing cement.
For proper water drainage the drip edge on the rakes should always overlap the drip edge on the eaves.
One of the reasons is that your shingles may be too short.
How to install a drip edge.
There was no way that the gutter installe was going to get the upper edge of the gutter behind the drip edge.
The best practice is to always install the drip edge so that it is inside the gutter.
Slip the wide flat flange of the material all the way under the first course of roof shingles as illustrated.
A gutter apron is installed on the corners above roof decking.