Roof Step And Wall

Roof shingles should be installed over the portion of step flashing on the roof.

Roof step and wall.

Step flashing redirects the water back onto the shingle. The narrower step flashing just isn t wide enough to protect the intersection fully. Galvanized sheet metal bent at a 90 degree angle i e. Step flashing can be made with aluminum copper lead galvanized steel or.

This flashing is typically field fabricated from a sheet of 26 ga. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. Below are two photographs of roof wall step flashing completed and effective of a slate roof against a brick wall below left and in process with step flashing against a dormer sidewall before the dormer siding has been put in place below right. Proper roof wall abutment flashing examples.

I recommend 12 in wide step flashings bent for a 5 in. The term reglet flashing refers to an installation method for counter flashing not a separate layer. Kick out flashing should be installed at the end of a roof wall intersection to divert water away from the wall and into gutters. Here is an attempt though maybe not a very good one to make the roof flashing serve also as a through the wall flashing with a tile roof.

It comes in 10 foot lengths or for step flashing 6 inch lengths. Step flashing is a rectangular piece of flashing bent 90 degrees in the center. The flat roofing material must go up the wall a minimum of 12 or up the wall and over the top of the wall if the wall is less than 12 high. How to install roof flashing against a wall.

Bent into an l shape. Even if one piece of step flashing fails the flashing and shingle below it start the process over again. Posted march 4 2017 filed under roof installation roof repair maintenance. Step flashing protects the interface between a roof and a wall from water leaks that can cause hidden damage for years.

The first two layers are called base flashing and step flashing. It is used for roof to wall flashing. Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture. It may seem as if a.

Learn how to install it below. If the roof is metal or rubber membrane continuous flashing should be used rather than pieces of step flashing. It is used to seal the gap between walls and intersecting roofs. Counter flashing is the final layer of a three part waterproof barrier installed between a roof and a vertical wall or chimney.

Roof leg and a 7 in. Multiple pieces of the flashing will be installed in layers with shingles to ensure the water flows away from the wall.