Installing Roof Shingles Flashing

Imbed each step flashing in a 75 mm 3 wide application of asphaltic plastic cement and nail in place.

Installing roof shingles flashing.

Then set the piece down. Hammer one nail to the. Each flashing should overlap the one below by at least 75 mm 3 but not be visible below the shingle top lap. Begin by removing the shingles at the affected area and removing old flashing if present.

Start by laying asphalt felt or other underlayment over the roof. Install the step flashing when the siding is installed it should be tucked behind this piece and then consecutive courses lapped over it. Prepare the area where you will install the roof flashing. Then nail the new l shaped flashing under the builder s felt but above the fascia board.

Make sure to install flashing around the chimneys and walls. The remaining siding on the sidewall will overlap the step flashing and nail. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. How to install porch roof flashing step 1.

Ensure it sits flat and extends at least 8 inches above the shingles. Bend it back so that it overlaps the corner flashing. How to install step flashing with a wall corner step three. Nail metal flashing called drip edge along the bottom edge of the roof deck near the gutters.

Overlap each row at least 3 to 4 inches. Even if one piece of step flashing fails the flashing and shingle below it start the process over again. Using your staple gun secure the felt to the roof. Measure the length of the porch roof joint to determine how much flashing you will need.

If you already have faulty flashing installed you. If you live in an area with inclement weather you should consider using a special ice and water protector. You will also need rake edge flashing for the sides of the roof. How to install roof flashing against a wall.

Nail it in place with two nails one. Step flashing step flashing redirects the water back onto the shingle.