How To Flash A Roof Against A Wall

Next cut from the other corner on the same side of the step flashing and along 45 degrees to the centerfold.

How to flash a roof against a wall.

Likewise a 10 wide flashing will result in a 5 inch wide roof deck flange and a 5 inch vertical flange. Next you will use asphalt or roofing cement. Above the roof sheathing. Do not fasten the flashing to the wall because it must float with the roof.

How to install roof flashing against a wall. Obviously the further up the wall a flashing extends the greater the resistance to water intrusion. Add cement and flashing. Even if one piece of step flashing fails the flashing and shingle below it start the process over again.

In this video isaac illustrates installation of an 18 w. The first step flashing or the corner flashing should rest. Layer the cement on the area that you. Installing the roofing felt.

I cut the tape so that it laps onto the housewrap above and 3 in. Installing step flashing to stucco walls step 1. Metal roof flashing can be use to seal gaps between roof walls. 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.

Step flashing redirects the water back onto the shingle. For step flashing with a stucco wall you will be working in part on the roof. Iws is used in conjunction with step flashing or 4x5 wall flashing to create a water tight junction. How to install roof flashing against a wall with a corner lay the underlaymentand the shingles fully up till the wall.

These kinds of houses often have a roof that butts against a wall. A 5 inch wide flashing will result in a 2 1 2 roof deck flange and 2 1 2 vertical wall flange. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. It is commonly used in two story and side split houses.

Once the flexible flashing is set i apply a piece of housewrap along the wall where the fascia meets it.