Flashing Brick Wall To Roof

Flashing joints are lapped 6 in the direction of water flow. Roof flashing is a thin material usually galvanized steel that professional roofers use to direct water away from critical areas of the roof wherever the roof plane meets a vertical surface like a wall or a dormer. You have to install the roof side of the flashing either under the last layer of shingles or over the roof materials if the roof runs flat up against a brick wall.

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Most important make sure weep vents are included in the mortar at each pan without a way for water to escape all the fancy flashing is for nothing.

Flashing brick wall to roof.

How to install metal roof flashing against brick step 1. The flashing extends up the wall at least 4. Choose the appropriate flashing size. The flashing extends onto the roof a minimum of 2 inches 4 inches is preferable in more severe climate areas.

Usually 8 inch flashing will work but any size will work well. Install base flashing under shingles or over metal roofing material. If the roof runs flat up against the brick. Flashing is installed to surround roof features such as vents chimneys and skylights.

Without sealant eventually water is going to work its way in between the sheet metal down into your roof. You need step flashing which is metal flashing that is in an l shape. With roof flashing or flashing on any other masonry work the corners are especially vulnerable because of the bends. Install metal counterflashing onto the face of the block extending it down to about inch above the shingles.

After the sheet metal flashing has been installed applying proper sealant is critical to its success. Step 3 flashing angled roofs with the step method you can use the step method to flash an angled roof. Once the roofing and step flashing are in place complete the counterflashing at the masonry as follows. The masons should add a bond break layer to keep mortar droppings from creating dams behind the brick.

The metal flashing is formed with a hook edge and cleated on 12 centers.