The gutter lip and the apron lip go together so essentially you are extending the back of the gutter by 1 11 4 high.
How to install gutter apron.
Gutter flashing installation should be seen as a necessary step in the gutter replacement process.
Working above grade is inherently dangerous be sure that proper fall protection measures are in place.
Install shingles over the drip edge or gutter apron completely covering the flanges.
While a drip edge is about 2 1 2 inches wide on both sides of the fold a gutter apron will usually measure 4 inches or more above and below the fold.
Project step by step 20 cutting the gutter.
But because gutter apron also extends farther up the roof than drip edge i was concerned that the disruption to the shingles would be more extreme and consequently their strength might be compromised more by the installation of gutter apron than by the installation of drip edge.
Once the apron s in place fasten it with sheet metal screws.
Then trim the first section of the gutter to length with tin snips.
It s much easier to join sections on the ground than to work from the top of a ladder.
Nail the bent side of the flashing over the gutter at the same 16 inch locations down the entire piece.
Begin by installing a slip joint splice on each end of an inside corner fitting.
To install the top section is slipped under the starter shingle course the layer directly above the sheathing.
The bottom edge usually has a little fold for rigidity.
Home centers sell a gutter apron in 10 ft.
The hangers have a slight angle to them and actually you screw through the apron portion right into the fascia just works out that way because of the angle of the hanger.
Then it is slipped under normal drip edge.
Cut a two inch long notch in the front lip of the gutter with tin snips to join a rain gutter section.
Slide the splices on as far as they ll go.
This process prevents rainwater from getting behind the gutter causing rot and decay which will ultimately lead to a roof replacement.
The purpose of gutter flashing is to seal the gap from the roofing shingles to the gutter.
To install the top section is slipped under the starter shingle course the layer directly above the sheathing.
A gutter apron is a bent piece of flashing that tucks up under the shingles and over the gutter.
Snap the sections together.
Do not butt lengths of drip edge or gutter apron up against each other use a 1 1 2 inch overlap.