Open valleys have metal flashing to protect this critical area of the roof.
Installing kickout flashing on existing roof.
The solution to rotting sidewalls is a small piece of bent metal called a kickout flashing at roofing suppliers which simply directs all that water away from the wall.
Step 3 install the kickout flashing.
Vent pipe flashing as the name implies this flashing is usually.
Flashing can be purchased in pre formed styles to help you install it more easily and these include.
Roofing over existing shingles.
The wall leg of the kickout should be applied over the housewrap cut a 2 ft square piece of housewrap and tuck one edge into the horizontal cut the same one the first piece of housewrap was slipped into and up under the housewrap on the wall by at least 5 in.
Drip edge metal valley flashing dormer chimney and kick out flashing shed water away from the connections between roofs walls chimneys and other building assemblies this collection of 18 articles animations and videos identifies the critical roof flashing areas illustrates durable roof flashing details and shows how to flash roofs.
Install the kickout flashing.
The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak.
The example at right illustrates the correct sequence of materials at this retro fit installation of a kick out to a wall roof interface above an eave as shown in the diagram above a layer of waterproof shingle underlayment wsu has been placed beside and below the step flashing with each piece of step flashing overlapping the piece below it.
Kickout flashing installs just like standard step flashing except that half of the kickout flashing hangs over the edge of the roof.
Install roofing felt or synthetic roofing underlayment over the roof running it up the wall at least as high as where the top of the step flashing will be 3.
Next install a starter strip of roofing then use the kickout flashing in place of the first piece of step flashing.
This article discusses retrofitting step flashing on a re roof where the contractor left the old flashing in place and did not install new sidewall step flashing.
Now install the kickout flashing and step flashings up the roof as needed.
Before we get into the retrofitting we first must discuss roofing over existing shingles.
Step flashing built to protect joints between roofs chimneys and other objects like skylights this flashing steps up above the shingles and attaches to the object providing comprehensive water protection.