How To Flash A Roof Against A Wall

Flexible flashing tape seals the eave to the wall.

How to flash a roof against a wall. Metal flashing also called roof flashing goes against a stucco wall to protect it from water damage. 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. 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. Obviously the further up the wall a flashing extends the greater the resistance to water intrusion.

A corner flashing piece can either be bought from the hardware store or it can be made using a regular step flashing piece. 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. For areas where the walls meet the roof you will need to use the step flashing technique. How to install roof flashing against a wall.

Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. I cut the tape so that it laps onto the housewrap above and 3 in. Above the roof sheathing. Proper roof wall abutment flashing examples.

Once the flexible flashing is set i apply a piece of housewrap along the wall where the fascia. A 5 inch wide flashing will result in a 2 1 2 roof deck flange and 2 1 2 vertical wall flange. It may seem as if a. Step flashing redirects the water back onto the shingle.

A roof or wall that is not properly sealed off from water can be extremely costly to fix not to mention the hassles that accompany the unwanted water. I use a wide piece of flexible flashing tape to protect the area between the subfascia and the wall.