Roof Edge Flashing Details

The majority of roof failures caused by hurricane hugo began at the perimeter edge.

Roof edge flashing details.

The top of the roof pan is formed into a bread pan whose upper edge is just above the finished batten. A critical component of step flashings along the run of the roof slope is a kick out flashing. Gibraltar building products 20 amerimax home products 4 oatey 3 fabral 2 metal sales 1 price. At the end of the vertical sidewall the step flashing shall be turned out in a manner that directs water away from the wall and onto the roof and or gutter while this is a nice diagram of how these flashings work don t forget our 5 th design rule.

The design of flashing details at the perimeter edges that do not have walls parapets or other vertical surfaces requires diligence. Because of the wide variation in detailing this section will not. They must be carefully designed and installed to provide the appropriate performance and life expectancy. The kick out flashing directs water away from the adjoining wall and ensures that the step flashing is not concentrating water on the surface of that wall.

The bottom leg of the step flashing is placed over the roof drainage plane. A study conducted by factory mutual indicated that of 145 roof failures 85 occurred due to inadequate perimeter flashings. Galvanized steel drip edge flashing in weathered wood model 08316 7 10 7 10. 68 profiles in over 40 colors quality edge s full line of drip edge or perimeter edge flashings provides the visual appeal homeowners are seeking and the performance sophisticated builders and contractors rely upon to protect roofs exposed edges and other areas exposed to the elements.

Gibraltar building products 2 in. Set custom price range. Roof drip edge flashing at roof eaves gable ends roof drip edge flashing serves multiple functions on a building the foremost of which is to assist water in leaving the roof edge with minimum damage to other building components by directing the water off of the roof and into the gutter. The flashing of the head of a batten seam roof at a wall is shown in this detail.

Details roofing wrb flashing. Roof edge flashing 1 900 drip edge possibilities. Roofs peel off from the edges so it is critical to hold them tight with the roof deck sealed on the outside we turn to flashing the edges with metal and membranes metal drip edge flashing. Click to enlarge any image.

Storm proof roof 2. Edge flashing and starter strip. The flashing shall be a minimum of 4 inches 102 mm high and 4 inches 102 mm wide. Flashing is installed to surround roof features such as vents chimneys and skylights.

Copper flashing is locked into this edge and extends at least 8 up the wall.