How To Install Roof Flashing Against A Wall

How to install roof flashing against a wall.

How to install roof flashing against a 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. Layer the cement on the area that you. The first step flashing or the corner flashing should rest. 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. Next you will use asphalt or roofing cement. Step flashing redirects the water back onto the shingle. Installing step flashing to stucco walls step 1.

Do not fasten the flashing to the wall because it must float with the roof. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. Most flashing is 8 inches wide. It is commonly used in two story and side split houses.

Even if one piece of step flashing fails the flashing and shingle below it start the process over again. Metal roof flashing is a galvanized sheet metal bent at right angles with about eight to 12 inches on each side of the angle. These kinds of houses often have a roof that butts against a wall. Metal roof flashing can be use to seal gaps between roof walls.

Step 6 make a 10 degree bend on the shingle edge of the flashing approximately 1 2 inch from the edge. Metal step flashings are pieces of metal that are shaped like an l at least 5 inches wide and tall and 8 inches long as shown in figure 2. 4 inches should go up the house wall and 4 inches should go on top of the porch roof shingles. Add cement and flashing.

The proper installation of flashing at the point where the roof meets wall is to use metal step flashing.