Roof Apron Flahing Details

The flashing of the head of a batten seam roof at a wall is shown in this detail.

Roof apron flahing details. Details roofing wrb flashing two ways to flash roof edges protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing. Apron angle flashings are one piece l shaped flashings usually on the lower side of a chimney. White aluminum roof apron flashing. An apron flashing is responsible for diverting water from a vertical surface into a gutter system.

Often seen on the front and back of a chimney abutting brickwork on flat roofs or where a roof meets the brickwork of a house or outbuilding. Step flashing is a rectangular piece of flashing bent 90 degrees in the center. The flashing helps guide run off away from shingles and into the gutters featuring an extended drop provides more protection for the fascia board. Where there is a change of pitch in the roof there are two options to create a watertight junction between the roofs.

They are a combination base and cap flashing that are usually installed behind the siding and caps and over the sloped roofing materials. The base flashing or apron flashing is the bottom piece. One common method is to lay the edge metal under the eaves membrane and over the rake. It is used for roof to wall flashing.

Copper flashing is locked into this edge and extends at least 8 up the wall. Step flashing sidewalls on roofs covered with asphalt shingles wood shingles shakes and slate should be flashed using step flashing like you see here. Flashings near the edges of roofs or walls can be subjected to suction or negative wind loads that can be greater than other positive imposed loads. A include an apron flashing.

Step flashing consists of short pieces of flashing each installed to overlap the shingle in the course below and to be overlapped by the shingle in the course above. Because of their versatility. B run the upper roof over the lower roof. Placed opposite to base flashing or above base flashing counter flashing completes the two part team.

Product overview finish your roof line and protect the fascia board with the amerimax 10 ft. The flashing helps guide run off away from shingles and into the gutters. Product overview finish your roof line and protect the fascia board with the amerimax 10 ft. Details showing flashing placement for steps in long runs of roofing are shown in the detail drawings for each profile.

As mentioned above apron flashing or cover flashing are probably the most common type of roof flashings in the u k.