Flat Roof Lead Flashing Detail

Use a straight piece of batten to mark a line 25mm from the top edge of.

Flat roof lead flashing detail.

All the same rules of flashing apply except only the measurements of chase depth and drop are required. 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. To install the roof wall flashing above the builder bent the top edge of the flashing into a 90 degree lip about 2 cm in width.

When fitting flashings they should overlap by a minimum of 100mm. Other factors to keep in mind for your flat roof. 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. Clip strength is increased the closer the clip is fixed to the free edge of the lead sheet or flashing.

Laps between pieces should not be less than 100mm. Cover flashings are used where a felt or similar roof covering turns up against a wall. The extra kick at the bottom of the face directs run off away from the structure. Gibraltar drip edge flashing can be used with asphalt shingles or metal roofing panels.

This drip edge flashing provides protection from water damage along the eaves and rake of a roof. That lip is then set into a reglet or groove in this case cut into the mortar joint of the brick wall above. 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 image details roofing wrb flashing. If the lead is cut any longer it could lead to splitting of the lead work due to expansion and contraction.

Although fixing near the base of the clip is not recommended for. 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. Flashing is installed to surround roof features such as vents chimneys and skylights. Lead sheet for lead flashing should be no longer than 1 5 metres.

As a last step of installation you can nail down a custom lead coated copper flashing over the front edges of the roof then glue down a 12 inch strip of uncured rubber over the flashing s top nail edge.