How To Roof Against A Wall

Normally this wall would have a house wrap on it like tyvek.

How to roof against a wall.

Follow the photo for illustrated instructions. The proper installation of flashing at the point where the roof meets wall is to use metal step flashing. Metal step flashings are pieces of metal that are shaped like an l at least 5 inches wide and tall and 8 inches long as shown in figure 2. Housewrap creates the foundation.

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. Figure 2 step flashing. Figure 1 roof plane butting against wall. Flashing is usually made of sheet metal and is used to seal and protect joints in a building like those where a roof meets the brick walls of a chimney from roof leaks by directing the flow of.

To tie the roof into the siding the tin roofing panels must first be installed to. 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. 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. If the roof runs flat up against the brick wall you must install the roof side of the flashing either under the last layer of shingles or over the roof material if it is metal.

Even though roof flashing is one of the most important elements of a roof not many people know how to install roof flashing against a wall properly. There you have a z trim and an end wall flashing that have been joined using a stitch screw. How to install roof flashing against a wall with a corner when there is a corner where the roof meets the wall you will need a corner flashing piece. For areas where the walls meet the roof you will need to use the step flashing technique.

Metal flashing also called roof flashing goes against a stucco wall to protect it from water damage. Ideally i like to start by installing a 3 ft. The sheet acts as a backup at a vulnerable junction. Proper roof wall abutment flashing examples.

In this case we ve gone against new construction. A corner flashing piece can either be bought from the hardware store or it can be made using a regular step flashing piece. Flat roof and flashing against brick wall install base flashing under shingles or over metal roofing material. On lean to roofs where a sloping roof plane meets the siding endwall flashing is necessary to prevent leaks.