The base flashing is fastened to the roof with cleats spaced a maximum of 12 apart.
Roof to brick wall flashing detail.
To emphasize the importance of proper roof and deck flashing and to provide typical and enhanced flashing techniques for coastal homes.
Rain should run off the roof and into the gutter.
You can hire a professional to install it against a brick wall or you can do it yourself.
Install base flashing under shingles or over metal roofing material.
The lower edge is hemmed and laps the base flashing and is formed to be a snug fit against the base flashing.
Step flashing protects the gap where roofs meet walls by weaving into the roof shingles.
How to install metal roof flashing against brick.
Great for brickwork chimneys or roof details like flashings.
Roof to wall and deck to wall flashing www fema gov technical fact sheet no.
At the bottom of the roof water needs to be directed.
Then the house wrap and exterior wall covering are installed over this roof flashing.
To install the roof wall flashing above the builder bent the top edge of the flashing into a 90 degree lip about 2 cm in width.
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All roof cladding located at the join except gutters require a flashing fastened on both sides of the join.
Proper roof wall flashing example.
Metal roof flashing is a galvanized sheet metal bent at right angles with about eight to 12 inches on each side of the angle.
What flashing depth into a wall.
Often with new construction the roof flashing is first nailed to the wall.
Flashings near the edges of roofs or walls can be subjected to suction or negative wind loads that can be greater than other positive imposed loads.
Usually 8 inch flashing will work but any size will work well.
If you re cutting a new chase into the mortar between two brickwork courses you will often see the measurement of 25mm 1 recommended as the minimum depth for lead flashings to be set into a chase.
Flashing single wythe walls at the ends of bar joists which utilize wall pockets for bearing is shown in figures 8 and 8a.
This detail shows the use of copper cap flashing extending over copper base flashing at the intersection of a shed roof with a masonry wall.
Additional information for flashing single wythe walls particularly architectural concrete masonry walls and means for providing a higher level of structural continuity at flashings is contained in tek 19 2a ref.
Choose the appropriate flashing size.
There sometimes is a problem with movement differences of the wall and the roof decking when the flashing is fastened to both the wall and the roof.
The base flashing laps the roof a minimum of 4.
23 roof to wall and deck to wall flashing home builder s guide to coastal construction page 1 of 3 purpose.
