The bottom seam of the flashing must be watertight.
Kickout flashing no gutter.
6 1 kick out flashing whenever a roof surface abuts a vertical wall surface moisture intrusion and rot become a risk at the connection between the two planes.
We usually begin by installing a piece of peel and stick flashing folding it into the corner between the roof and the wall.
A kickout flashing is nothing more than a flashing piece where a roof ends at a vertical wall of the house.
The kickout was improperly installed.
The kickout goes in next followed by standard step flashings.
Don t cut it and overlap the flaps of metal twist the flashing with needle nose pliers and then flatten the twist with a vice.
This flashing is angled to divert the roof run off water away from the roof and side wall joint point.
You can also spend the 20 on a preformed kickout flashing let me google that for you.
The image here shows the kickout flashing circled by yellow.
Mark parleea pre made one piece tpo kickout like this one from dryflekt is large enough to deflect roof runoff into the yet to be installed gutter.
If a kickout flashing is absent in this location large amounts of water may miss the gutter penetrate the siding and become trapped inside the wall.