Metal roof flashing is a galvanized sheet metal that is bent at a 90 degree angle about 8 to 12 inches on each side of the angle.
Roof step and wall.
Step flashing protects the interface between a roof and a wall from water leaks that can cause hidden damage for years.
Roof leg and a 7 in.
Proper roof wall abutment flashing examples.
Finally the housewrap can be laid up on the wall to cover the top of the kickout diverter and step flashings.
This flashing is typically field fabricated from a sheet of 26 ga.
It is used for roof to wall flashing.
Learn how to install it below.
The flat roofing material must go up the wall a minimum of 12 or up the wall and over the top of the wall if the wall is less than 12 high.
Kick out flashing should be installed at the end of a roof wall intersection to divert water away from the wall and into gutters.
It may seem as if a.
It is used to seal the gap between walls and intersecting roofs.
Counter flashing is the final layer of a three part waterproof barrier installed between a roof and a vertical wall or chimney.
Step flashing can be made with aluminum copper lead galvanized steel or.
Here is an attempt though maybe not a very good one to make the roof flashing serve also as a through the wall flashing with a tile roof.
It comes in 10 foot lengths or for step flashing 6 inch lengths.
Continuous flashing against a sidewall is one way to install a roof but it s not the correct way.
Bent into an l shape.
Step flashing redirects the water back onto the shingle.
The first two layers are called base flashing and step flashing.
Galvanized sheet metal bent at a 90 degree angle i e.
Below are two photographs of roof wall step flashing completed and effective of a slate roof against a brick wall below left and in process with step flashing against a dormer sidewall before the dormer siding has been put in place below right.
Bigger step flashing is better.
The term reglet flashing refers to an installation method for counter flashing not a separate layer.
Roof shingles should be installed over the portion of step flashing on the roof.
The narrower step flashing just isn t wide enough to protect the intersection fully.
Posted march 4 2017 filed under roof installation roof repair maintenance.
If the roof is metal or rubber membrane continuous flashing should be used rather than pieces of step flashing.
Even if one piece of step flashing fails the flashing and shingle below it start the process over again.
Step flashing is a rectangular piece of flashing bent 90 degrees in the center.
I recommend 12 in wide step flashings bent for a 5 in.
