How To Flash A Roof Against A 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. The first step flashing or the corner flashing should rest.

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It is commonly used in two story and side split houses.

How to flash a roof against a wall.

Above the roof sheathing. Installing the roofing felt. I cut the tape so that it laps onto the housewrap above and 3 in. Metal roof flashing is a galvanized sheet metal bent at right angles with about eight to 12 inches on each side of the angle.

Likewise a 10 wide flashing will result in a 5 inch wide roof deck flange and a 5 inch vertical flange. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. Add cement and flashing. Obviously the further up the wall a flashing extends the greater the resistance to water intrusion.

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. Next you will use asphalt or roofing cement. 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. How to install roof flashing against a wall with a corner lay the underlaymentand the shingles fully up till the wall. Iws is used in conjunction with step flashing or 4x5 wall flashing to create a water tight junction. Next cut from the other corner on the same side of the step flashing and along 45 degrees to the centerfold.

Even if one piece of step flashing fails the flashing and shingle below it start the process over again. I use a wide piece of flexible flashing tape to protect the area between the subfascia and the wall. Do not fasten the flashing to the wall because it must float with the roof. Once the flexible flashing is set i apply a piece of housewrap along the wall where the fascia meets it.

Metal roof flashing can be use to seal gaps between roof walls. Step flashing redirects the water back onto the shingle. Layer the cement on the area that you. A 5 inch wide flashing will result in a 2 1 2 roof deck flange and 2 1 2 vertical wall flange.

Installing step flashing to stucco walls step 1.