Incorrect Drip Edge Gutter Installation
Use tin snips to cut the gutter apron flashing roll in two 3 in.
Incorrect drip edge gutter installation. This works out correctly if you do the eaves first. Gutters that are too high can enable runoff water to drip down their back side which in turn can cause deteriorating fascia boards and stains on siding. One of the reasons is that your shingles may be too short. While on the other hand a drip edge is installed to the trim and usually hangs directly behind the back of the gutter.
The guttering should run a few inches lower than your roofline. Not sure if there s a name for it but i call it drip check. The best practice is to always install the drip edge so that it is inside the gutter. Not an uncommon problem.
Home centers sell rolls of 6 in. A gutter apron is installed on the corners above roof decking. There are two reasons for water getting behind the gutter. A gutter apron is used where shingles are not far enough from the edge of the gutter.
With what you have there you d probably be better to install a strip of metal under the drip edge and over the gutter. For proper water drainage the drip edge on the rakes should always overlap the drip edge on the eaves. It should never be installed outside the gutter i e against the fascia board. Rain gutter installation can be a tricky job and a lot of.
On the eave side of a house such as this i install a 3 x3 piece of flashing to slide the gutter under. The whole purpose is to direct the water into the gutters. Most premade drip edge flashin. It is put under the shingles of an attic to flow water directly into the gutter.