Roof Lead Flashing Details
Storm proof roof 2.
Roof lead flashing details. 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. Use a straight piece of batten to mark a line 25mm from the top edge of. This drip edge flashing provides protection from water damage along the eaves and rake of a roof.
Laps between pieces should not be less than 100mm. Apron flashings these are standard lead flashings to a tiled roof or slate roof and consist of the 3 measurements as described above wherever a roof meets a wall. The flashing extends onto the roof a minimum of 2 inches 4 inches is preferable in more severe climate areas. Sometimes called the overlap.
Details roofing wrb flashing. Lead flashings to asphalt bituminous felt or single ply roof. Flashing is installed to surround roof features such as vents chimneys and skylights. A copper receiver holds the counterflashing at its top edge.
The flashing of the head of a batten seam roof at a wall is shown in this detail. Measuring lead roof flashing for a pitched roof. The flashing extends up the wall at least 4. Gibraltar drip edge flashing can be used with asphalt shingles or metal roofing panels.
Roof flashing is a thin material usually galvanized steel that professional roofers use to direct water away from critical areas of the roof wherever the roof plane meets a vertical surface like a wall or a dormer. The cover the amount of lead that covers the tiles or slates beneath to make them waterproof. Edge flashing and starter strip. Code 4 lead sheet is normally used for this work and it is important that the length of each piece of flashing does not exceed 1 5m.
If a pitched roof is abutting a wall there are three measurements required when cutting and bending the lead work. Cover flashings are used where a felt or similar roof covering turns up against a wall. Copper flashing is locked into this edge and extends at least 8 up the wall. 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.
The top of the roof pan is formed into a bread pan whose upper edge is just above the finished batten. Whilst shaping some of the oldest and most beautiful architecture lead is regularly used in more modest commercial and domestic roofing too from whole roof coverings porches turrets and parapet roofing to modern roof waterproofing details like flashings valleys and gutters.