Flat Roof Against Wall

Proper roof wall abutment flashing examples.

Flat roof against wall.

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. These kinds of houses often have a roof that butts against a wall. Sheet of housewrap or even better a piece of self adhering roof underlayment to the wall before the first truss or roof rafter is placed against it. How to frame a roof against a brick wall.

Ideally i like to start by installing a 3 ft. If your ceiling has a plastic vapor barrier between the drywall and the attic insulation push the insulation aside and look for flow stains on the plastic often water runs to openings in the vapor barrier such as at ceiling light fixtures. The sheet acts as a backup at a vulnerable junction. Sometimes the water shows up at a ceiling spot distant from the leak.

Some roof leaks are tough to locate. 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. Follow the photo for illustrated instructions. The roof framing itself in this.

Metal roof flashing is a galvanized sheet metal bent at right angles with about eight to 12 inches on each side of the angle. Housewrap creates the foundation. Flashing on a wall above a flat roof. 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.

When the roof of an addition garage porch or patio meets a brick wall the intersection creates a number of concerns. Metal roof flashing can be use to seal gaps between roof walls. Flat roof and flashing against brick wall install base flashing under shingles or over metal roofing material. On two sides the roof abuts a parapet a short wall common around flat roofs as well as a wall for the third floor.

Find out how to install a metal wall trim on a flat rubber roof. It is commonly used in two story and side split houses. Here the rubber roof will need to run up the walls and glue to the sheathing. This video demonstrates where flashing could be leaking from on a brick wall.