How To Flash Shed Roof To Wall

The narrower step flashing just isn t wide enough to protect the intersection fully.

How to flash shed roof to wall. 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. Open valleys have metal flashing to protect this critical area of the roof. Proper flashing is crucial at a roof to wall intersection. Bigger step flashing is better.

Metal flashing prevents rain and run off water from seeping into the space between the roof and the wall and causing damage to. Then the house wrap and exterior wall covering are installed over this roof flashing. Drip edge metal valley flashing dormer chimney and kick out flashing shed water away from the connections between roofs walls chimneys and other building assemblies this collection of 18 articles animations and videos identifies the critical roof flashing areas illustrates durable roof flashing details and shows how to flash roofs. Often with new construction the roof flashing is first nailed to the wall.

Roof leg and a 7 in. While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately. That lip is then set into a reglet or groove in this case cut into the mortar joint of the brick wall above. There sometimes is a problem with movement differences of the wall and the roof decking when the flashing is fastened to both the wall and the roof.

I recommend 12 in wide step flashings bent for a 5 in. Many people who have porches attached to their homes have problems with water leaks at the junction of the porch and the exterior wall of the home. Finally the housewrap can be laid up on the wall to cover the top of the kickout diverter and step flashings. These leaks are almost always caused by improper flashing installation or the absence of roof flashing altogether.