This works out correctly if you do the eaves first.
Roof rake drip edge.
The primary difference between these two types of edges is where the edge is placed and the way the metal is angled in order to shed water away from the roof system.
Drip edge overhangs the sides of the roof and has a small metal flange that is bent away from the fascia.
Cut the entire drip edge by your second mark so that it only hangs past the edge by an inch.
Directs water away from the fascia and prevents water from rotting the fascia over time.
Reasons to use drip edge.
Then finish by installing the drip edge flashing on the rakes.
Mark where the drip edge begins to overhang and one inch further out from that overhang.
For proper water drainage the drip edge on the rakes should always overlap the drip edge on the eaves.
First place your drip edge on the rake edge.
Drip edge diverts water away from roof edges so it won t be drawn by capillary action back up under shingles or sheathing.
It is non corrosive and non staining so that your roof looks good but is structurally stable.
Avoid placing nails within 1 1 2 of the roof edge.
Drip edge also covers and protects sheathing edges from gutter splashback and ice dams along the eaves and gives rake edges a clean finished look.
Drip edges and rake edges are both metal sheets that are installed as part of the roofing system and as the edge in their name implies they are placed at the edges of the roof.
Use the nail spacing and pattern dictated by your code and or location.