How To Install Roof Flashing Against A Wall

How to install roof flashing against a wall.

How to install roof flashing against a wall. For step flashing with a stucco wall you will be working in part on the roof. Next cut from the other corner on the same side of the step flashing and along 45 degrees to the centerfold. Installing step flashing to stucco walls step 1. Installing the roofing felt.

It is commonly used in two story and side split houses. These kinds of houses often have a roof that butts against a wall. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. Do not fasten the flashing to the wall because it must float with the roof.

Metal roof flashing is a galvanized sheet metal bent at right angles with about eight to 12 inches on each side of the angle. Most flashing is 8 inches wide. Metal roof flashing can be use to seal gaps between roof walls. The first step flashing or the corner flashing should rest.

Step flashing redirects the water back onto the shingle. How to install roof flashing against a wall with a corner lay the underlaymentand the shingles fully up till 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. Even if one piece of step flashing fails the flashing and shingle below it start the process over again.

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. The proper installation of flashing at the point where the roof meets wall is to use metal step flashing. Use the metal break tool to bend the flashing lengthwise in the middle according to the angle of the roof joint.

Next you will use asphalt or roofing cement.