How To Install Roof Flashing Against A Wall

Add cement and flashing.

How to install roof flashing against a wall. These kinds of houses often have a roof that butts against a wall. For step flashing with a stucco wall you will be working in part on the roof. 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. 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.

Metal roof flashing can be use to seal gaps between roof walls. Most flashing is 8 inches wide. Step flashing redirects the water back onto the shingle. 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. Installing step flashing to stucco walls step 1. How to install roof flashing against a wall with a corner lay the underlaymentand the shingles fully up till the wall. How to install roof flashing against a wall.

Do not fasten the flashing to the wall because it must float with the roof. The proper installation of flashing at the point where the roof meets wall is to use metal step flashing. Next cut from the other corner on the same side of the step flashing and along 45 degrees to the centerfold. Metal roof flashing is a galvanized sheet metal bent at right angles with about eight to 12 inches on each side of the angle.

Layer the cement on the area that you. Next you will use asphalt or roofing cement. Step 6 make a 10 degree bend on the shingle edge of the flashing approximately 1 2 inch from the edge. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way.

4 inches should go up the house wall and 4 inches should go on top of the porch roof shingles.