Installing Roof Shingles Flashing

Nail metal flashing called drip edge along the bottom edge of the roof deck near the gutters.

Installing roof shingles flashing.

Use roofing nails to install the l shaped flashing flush with the roof and wall then cover it with roofing cement and reattach the roofer s felt. Hammer one nail to the. Nail it in place with two nails one. Each flashing should overlap the one below by at least 75 mm 3 but not be visible below the shingle top lap.

Step flashing step flashing redirects the water back onto the shingle. The remaining siding on the sidewall will overlap the step flashing and nail. How to install step flashing with a wall corner step three. If you live in an area with inclement weather you should consider using a special ice and water protector.

Overlap each row at least 3 to 4 inches. Bend it back so that it overlaps the corner flashing. Ensure it sits flat and extends at least 8 inches above the shingles. How to install roof flashing against a wall.

You will also need rake edge flashing for the sides of the roof. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. Start by laying asphalt felt or other underlayment over the roof. Then nail the new l shaped flashing under the builder s felt but above the fascia board.

Imbed each step flashing in a 75 mm 3 wide application of asphaltic plastic cement and nail in place. Begin by removing the shingles at the affected area and removing old flashing if present. How to install porch roof flashing step 1. Even if one piece of step flashing fails the flashing and shingle below it start the process over again.

If you already have faulty flashing installed you. Install new flashing metal. 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.

There are two simple rules to follow. Using your staple gun secure the felt to the roof.