How To Flash A Flat Roof

The 8 step process for diy installation.

How to flash a flat roof. This material is available with a v or w shaped profile and is placed over the top of the building felt before the roof s finishing material is installed. Once you ve added the framing it s time to add a layer of 5 8 inch plywood sheathing. Ensure it sits flat and extends at least 8 inches above the shingles. One common method is to lay the edge metal under the eaves membrane and over the rake.

How to install step flashing with a wall corner step three. Nail it in place with two nails one. This is a surecoat systems coating how to roofing video. This can be a source for anything from smoke to steam.

Val ley flashing protects the valleys where two roof planes meet. Hammer one nail to the. When fitting cover flashings to a flat roof like the one pictured bottom right there is no need for the third covering angle of lead the lead is simply cut just above the flat roof to stop capillary action and the flashing cutting into the flat roof itself. One important and perhaps not so obvious fact is that a flat roof is not actually flat.

Locate all of the areas around the flat roof where water can potentially enter. Step flashing protects the joints between the roof deck and chimneys or dormers. Bend it back so that it overlaps the corner flashing. Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing.

Two ways to flash roof edges. Details concrete masonry roofing wrb flashing. Look for any type of vents as well. Then set the piece down.