Over the roof deck.
Step flashing next to siding.
This allows each step flashing piece to overlap the piece below.
Nail j channel for vinyl or metal siding onto the flashing.
Longer than the shingle s exposure.
The vertical flange of the flashing is to extend up behind the adjoining siding.
If the shingle already has flashing on it the kickout flashing has to slip beneath it and you ll have to loosen or remove siding to do this.
The remaining siding on the sidewall will overlap the step flashing and nail.
Install the first course of shingles.
Bend the 10 in.
If the sidewall is stucco or solid wood like ours and you can t open it to get flashing behind it continue the step flashing to the peak of the roof then cover the step flashing with cap flashing.
Follow the directions of the siding manufacturer for.
They extend the course 3 8 1 2 inch past the starter course then nail in place then install step flashing then the next course and so on up the roof.
Length to extend 5 in.
Up the wall and 5 in.
Leave a 1 4 inch gap between the step flashing and wood siding or cement board.
Here silva and the apprentices are installing architectural shingles.
Wide and 2 in.