Roof Wall Interface

The proper location of the interface assembly for this article is set at the base of a masonry veneer wall.

Roof wall interface.

That lip is then set into a reglet or groove in this case cut into the mortar joint of the brick wall above. 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 typical construction practice test panel allowed water to penetrate between the roof wall interface.

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. Masonry detailing series 01 030 0831. The kickout portion of the step flash ing will direct this water onto the roof surface preventing it from going behind the wall covering. Window head detail steel frame structure with vinyl siding.

Roof wall interface detail anchored brick veneer cmu backing this detail illustrates a low roof terminating into a higher wall. However some water will run along the roof wall interface toward the eave. The roof to wall interface remains a unique often ill conceived component of the building enclosure. Most simply use a nominal 6 piece of lumber.

The tall interior single wythe cmu wall transitions into an anchored veneer wall above the roof line. 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. Roof wall interface detail steel frame structure with vinyl siding. 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.

Most of the water that gets behind the wall covering will be diverted onto the shingles surfaces upward from the eave location. The amount of water exiting the weeps was nearly identical between the irc and bia southeast region details comparing the 7 12 slopes. It must protect perform and prevail in the face of extreme events as well as normally anticipated exposure to the environment. The roof flashing is then placed up behind this through the wall z bar flashing on the outside of the vertical blocking backing material.