Click to enlarge any image green arrow.
Flat roof lead flashing detail.
If the lead is cut any longer it could lead to splitting of the lead work due to expansion and contraction.
Cover flashings are used where a felt or similar roof covering turns up against a wall.
Drip edge is also sold in brown.
The flashing extends up the wall at least 4.
The extra kick at the bottom of the face directs run off away from the structure.
The flashing extends onto the roof a minimum of 2 inches 4 inches is preferable in more severe climate areas.
When fitting flashings they should overlap by a minimum of 100mm.
Roll detail at drips and abutments 41 flat roof roll and drip intersections 42 pitched roof joints and fixings 43 pitched roof intersection with valley 44.
Our photo illustrates several details of roof drip edge eaves flashing and gable end flashing at an asphalt shingle re roof job we documented in dutchess county new york.
Flashing joints are lapped 6 in the direction of water flow.
Although fixing near the base of the clip is not recommended for.
Lead flashing onto a flat roof when fitting flashings to flat roofs no overlap onto the roof is required as the roof itself will have it s own upstand flashing built into it.
Typical methods include banding pitch pockets and cover flashings.
Gibraltar drip edge flashing can be used with asphalt shingles or metal roofing panels.
Our basic fitting guides are designed to assist installing rolled lead sheet in a range of roofing applications including flashings valleys gutters and flat roofing.
Banding is typically used to seal soil vent pipes on single ply roofs such as fdt rhepanol pib and involves wrapping an unreinforced membrane around the pipe to a minimum height of 150mm.
All the same rules of flashing apply except only the measurements of chase depth and drop are required.
Laps between pieces should not be less than 100mm.
Flashing is installed to surround roof features such as vents chimneys and skylights.
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.
Points to the white aluminum drip edge installed at the lower roof edge.
What typical detailing methods are used to seal flat roof penetrations.
Clip strength is increased the closer the clip is fixed to the free edge of the lead sheet or flashing.
More product details close.
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.
Lead roof flashing length.
The metal flashing is formed with a hook edge and cleated on 12 centers.
An approved sealant is then applied to the top of the membrane upstand before it is tied off with a jubilee clip.
From left to right.
