There are two good ways to handle corner flashing.
How to do corners on a flat roof.
Run the base flashing 4 to 5 in.
Once you get to the edge of the roof or when the roll runs out start nailing the felt.
Complete the finish of a flat roof installation with permaroof kerb trim edging.
Roll it out along the edge keeping a three inch overhang.
How do you make a corner without cutting the felt and weakening the proofing or folding it and making a total bodge.
Find out how to fix a kerb edge in this detailed instruction video.
On this video i showed you how to prepare a basic flat roof step by step hope you learn something and.
Beyond the dormer and cut the top section along the dormer edge.
The first bending two pieces and caulking the joint photos 1 3 is the most common because you can do it on the spot with the flashing at hand.
So i have 4 inturnal corners and a chute to felt.
The original builder rot him put a 30cm parapit around it with one brick removed to allow the water to escape.
Bend the flap down and nail along the top edge.
Lay the roll of roofing felt on the corner and let it overhang by three inches on each side.
Begin laying out your roofing felt by starting at one corner.
I am re roofing my porch.
Flat roof installation.