Pitched Roof Flashing Detail

The flashing extends up the wall at least 4.

Pitched roof flashing detail.

Roof detail pitched roof to high wall. Two ways to flash roof edges. The flashing extends onto the roof a minimum of 2 inches 4 inches is preferable in more severe climate areas. Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley.

Stepped flashing is used where a sloped shingled roof intersects a vertical wall. Variations to common side abutment details the traditional material for step and cover flashings secret gutter and soakers is lead usually code 4 or code 5 for exposed flashings and code 3 for soakers. With these installation pointers you can make sure this junction is weathertight. These systems rely on overlapping elements roofing felts shingles tiles and flashing details to redirect the rainfall.

One common method is to lay the edge metal under the eaves membrane and over the rake. This drip edge flashing provides protection from water damage along the eaves and rake of a roof. Step flashings are interwoven with the shingles and act essentially as shingles with an upturned leg to allow a transition of the vertical drainage plane of the wall to the drainage plane of the roof. The extra kick at the bottom of the face directs run off away from the structure.

The veneer is supported below the roof by cmu or other supporting structure. Gibraltar drip edge flashing can be used with asphalt shingles or metal roofing panels. Common pitched roof systems rely on the force of gravity and the surface friction of the roofing materials to direct the flow of water downward and outward. Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing.

Above the roof a series of short masonry flashing components4 are mechanically fastened to the backup wall using a termination bar with continuous sealant5 along the top. Each soaker extends 100mm over the tile and 75mm up the wall. Details concrete masonry roofing wrb flashing. The metal flashing is formed with a hook edge and cleated on 12 centers.

Flashing joints are lapped 6 in the direction of water flow. These short pieces of masonry flashings terminate outside the face of the masonry with a drip edge that also. Horizontal flashings should provide weathering to a minimum of 75mm above the intersection with the roof. This detail illustrates a sloped roof terminating into a higher masonry veneer wall.