Counterflashing also referred to as cap flashing is the first line of defense against water infiltrating your building.
Roof flashing against brick wall.
Metal roof flashing is a galvanized sheet metal bent at right angles with about eight to 12 inches on each side of the angle.
When the roof of an addition garage porch or patio meets a brick wall the intersection creates a number of concerns.
The roof framing itself in this.
So it s critical that you choose the best counterflashing system read more.
If the roof runs flat up against the brick wall you must install the roof side of the flashing either under the last layer of shingles or over the roof material if it is metal.
How to frame a roof against a brick wall.
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.
Follow the photo for illustrated instructions.
These kinds of houses often have a roof that butts against a wall.
Proper roof wall abutment flashing examples.
It is commonly used in two story and side split houses.
Metal roof flashing can be use to seal gaps between roof walls.
This minimizes damage to the roof and makes it easier to work with staging.
Counterflashing is the piece of metal that is applied to the masonry wall designed to shed water off of the wall and down onto the roof surface.