Window head detail steel frame structure with vinyl siding.
Roof wall interface.
Cantilevered floor detail steel frame structure with vinyl siding.
The roof to wall interface remains a unique often ill conceived component of the building enclosure.
Regardless of whether the masonry is a rising wall or a parapet the design of the detail of the through wall flashing assembly characteristically remains the same.
Most simply use a nominal 6 piece of lumber.
The roof flashing is then placed up behind this through the wall z bar flashing on the outside of the vertical blocking backing material.
Proper roof wall flashing example 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.
Floor wall interface detail steel frame structure with vinyl siding.
Because most roof flashing is required to extend up the wall a minimum of 4 and some a minimum of 5.
The proper location of the interface assembly for this article is set at the base of a masonry veneer wall.
Roof wall interface detail anchored brick veneer cmu backing this detail illustrates a low roof terminating into a higher wall.
The tall interior single wythe cmu wall transitions into an anchored veneer wall above the roof line.
The kickout portion of the step flash ing will direct this water onto the roof surface preventing it from going behind the wall covering.
Do it right the first time is the perfect mantra for design and construction of the interface of roof base flashing and masonry through wall systems.
Window sill detail steel frame structure with vinyl siding.
That lip is then set into a reglet or groove in this case cut into the mortar joint of the brick wall above.
The typical construction practice test panel allowed water to penetrate between the roof wall interface.
It must protect perform and prevail in the face of extreme events as well as normally anticipated exposure to the environment.
The amount of water exiting the weeps was nearly identical between the irc and bia southeast region details comparing the 7 12 slopes.
When not detailed and left to the contractor s whims the resulting moisture intrusion is difficult to determine correct expensive and leaves owners questioning your abilities.
However some water will run along the roof wall interface toward the eave.
