Roof Flashing Detail Connections

Open valleys have metal flashing to protect this critical area of the roof.

Roof flashing detail connections.

Flashings are an important part of the cladding design and have a significant impact on the aesthetic appearance of the building. Hand driven and pneumatic fasteners were included in the test program. Copper locking strips of the same weight as the flashing are soldered to the pans between seams at least 6 from the wall and engage the base flashing in a 3 4 lock. Roof flashing large roof penetration 8 small roof penetration 8 change of pitch 8 mansard 9 expansion joint 10 ridge capping 10 raked roof 11 box gutter 11 barge gutter 12 barge capping 12 curved barge 12 parapet top 13 parapet to sheet connection 13 wall flashing mid wall connections 14 internal corner trim 15 internal corner.

Custom flashings to your requirements ask your local service centre for details. This detail illustrates a method of flashing a ventilator on a sloped roof. 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.

To provide a drip edge allow an overhang of 1 to 2 inches at the eave. The lower edge is hemmed for stiffness. The base flashing extends onto the roof a minimum of 4 and is soldered to the ventilator. The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak.

The standing seams are laid flat 8 from the vertical wall folded 3 4 and secured with copper cleats spaced 12 o c. Vent pipe flashing fits over flues or pipes. In our page top photo my grandson tanner gilligan points out the white caulk that was installed as a stopgap. Flashings are required to provide weather resistance for the various junctions on a roof or wall structure.

Drip edge metal valley flashing dormer chimney and kickout flashing are types of roof flashing that shed water away from the connections between roofs walls chimneys and other building assemblies. Performance of conventional roof systems and components including ceiling joist to rafter connections and roof framing to wall connections. Step flashing protects the joints between the roof deck and chimneys or dormers. Step flashing fits to each course of shingles and appears to step up the wall of the chimney.

This will keep weather out prevent lifting in high winds and provide a neat finished appearance. This article illustrates and discusses alternate or rather goofy attempts at roof wall intersection flashing to prevent leaks water damage and points out where leak risks may remain. The detail shows the method of flashing the head of a standing seam shed roof. Roof wall flashing detail specifications snafus.