Sheet Metal Roof Flashing Details

Flashings are restricted in length in the same manner as are roof and wall cladding sheets and are subject to the same requirements and expansion provisions.

Sheet metal roof flashing details.

Galvanized steel drip edge flashing in white. Flashing exposure with inside fascia. Where flashings need to be site built from sheet metal or flashing membranes the finished installation must follow the fundamental flashing rules of down and out. Also for exposed fastener panels wall panels tiles soffit fascia copping.

Drip edge installation on an existing roof. Flashings must always direct water out over the cladding or drainage plane without openings that would allow water to be directed back into the wall. This will keep weather out prevent lifting in high winds and provide a neat finished appearance. Gibraltar drip edge flashing can be used with asphalt shingles or metal roofing panels.

Metal roofing specifications cad pdf drawings testing bim. To provide a drip edge allow an overhang of 1 to 2 inches at the eave. The trim and roofing sheet should be fastened every 12 to 24 inches along the gable edge. At the gable edge use a gable or sidewall flashing.

Roof edge with low parapet wall. This will keep weather out prevent lifting in high winds and provide a neat fin ished appearance. At the gable edge use a gable or sidewall flashing. More product details close 1 1 2 in.

The trim and roofing sheet should be fastened every 12 to 24 inches along the gable edge. Curbed multiple roof penetration. Through wall scupper with hopper. Videos roofing wrb flashing.

Download free high quality cad drawings blocks and details of flashing and sheet metal organized by masterformat. A minimum distance of 2 5mm from the edges of all flashings must be provided away from an adjacent horizontal surface. Open wall scupper with hopper.