Installing Roof Shingles Flashing

Prepare the area where you will install the roof flashing.

Installing roof shingles flashing.

Measure the length of the porch roof joint to determine how much flashing you will need. Start by laying asphalt felt or other underlayment over the roof. Each flashing should overlap the one below by at least 75 mm 3 but not be visible below the shingle top lap. Bend it back so that it overlaps the corner flashing.

Using your staple gun secure the felt to the roof. Install new flashing metal. Then nail the new l shaped flashing under the builder s felt but above the fascia board. Overlap each row at least 3 to 4 inches.

How to install step flashing with a wall corner step three. Imbed each step flashing in a 75 mm 3 wide application of asphaltic plastic cement and nail in place. You will also need rake edge flashing for the sides of the roof. Hammer one nail to the.

The remaining siding on the sidewall will overlap the step flashing and nail. Make sure to install flashing around the chimneys and walls. How to install porch roof flashing step 1. Nail it in place with two nails one.

Step flashing step flashing redirects the water back onto the shingle. There are two simple rules to follow. How to install roof flashing against a wall. Ensure it sits flat and extends at least 8 inches above the shingles.

If you live in an area with inclement weather you should consider using a special ice and water protector. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. Even if one piece of step flashing fails the flashing and shingle below it start the process over again. Then set the piece down.

Install the step flashing when the siding is installed it should be tucked behind this piece and then consecutive courses lapped over it. Nail metal flashing called drip edge along the bottom edge of the roof deck near the gutters.