This will keep weather out prevent lifting in high winds and provide a neat fin ished appearance.
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.
Metal roofing specifications cad pdf drawings testing bim.
Dealing with dips and making clean overlaps metal drip edge flashing is installed on the perimeter of a roof to direct water away from the fascia into the gutters and to keep wind blown rain image.
Flashing exposure with inside fascia.
Roof edge with low parapet wall.
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.
To provide a drip edge allow an overhang of 1 to 2 inches at the eave.
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.
Curbed multiple roof penetration.
This will keep weather out prevent lifting in high winds and provide a neat finished appearance.
At the gable edge use a gable or sidewall flashing.
At the gable edge use a gable or sidewall flashing.
The trim and roofing sheet should be fastened every 12 to 24 inches along the gable edge.
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.
Roof edge with cant strip.
Through wall scupper with hopper.
A minimum distance of 2 5mm from the edges of all flashings must be provided away from an adjacent horizontal surface.
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Open wall scupper with hopper.
Gibraltar drip edge flashing can be used with asphalt shingles or metal roofing panels.
