How To Flash A Roof Against A Wall
Installing step flashing to stucco walls step 1.
How to flash a roof against a wall. Add cement and flashing. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. I use a wide piece of flexible flashing tape to protect the area between the subfascia and the wall. A 5 inch wide flashing will result in a 2 1 2 roof deck flange and 2 1 2 vertical wall flange.
How to install roof flashing against a wall. Obviously the further up the wall a flashing extends the greater the resistance to water intrusion. These kinds of houses often have a roof that butts against a wall. In this video isaac illustrates installation of an 18 w.
How to install roof flashing against a wall with a corner lay the underlaymentand the shingles fully up till the wall. For step flashing with a stucco wall you will be working in part on the roof. Flexible flashing tape seals the eave to the wall. Place the first step flashing strip over the end of the starter course shingle and use two nails to fasten the step flashing to the roof with 2 nails.
The first step flashing or the corner flashing should rest. It is commonly used in two story and side split houses. I cut the tape so that it laps onto the housewrap above and 3 in. Likewise a 10 wide flashing will result in a 5 inch wide roof deck flange and a 5 inch vertical flange.
Step flashing redirects the water back onto the shingle. Layer the cement on the area that you. Metal roof flashing is a galvanized sheet metal bent at right angles with about eight to 12 inches on each side of the angle. Even if one piece of step flashing fails the flashing and shingle below it start the process over again.
Metal roof flashing can be use to seal gaps between roof walls. Installing the roofing felt. Next cut from the other corner on the same side of the step flashing and along 45 degrees to the centerfold. Once the flexible flashing is set i apply a piece of housewrap along the wall where the fascia meets it.
Next you will use asphalt or roofing cement.