Installing Roof Shingles And Flashing

Step 18 shingle peaks and hips.

Installing roof shingles and flashing.

Install your underlayment completely and your shingles up to where the wall begins so that the first piece of flashing or the corner flashing will rest on a shingle. Start by laying asphalt felt or other underlayment over the roof. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. 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.

Secure the horizontal flange to the roof deck using two nails. Using your staple gun secure the felt to the roof. If the roof meets a wall that is parallel to the shingles roof up to the wall then slip a long continuous piece of flashing under the siding and on top of the shingles. To install the flashing piece on the first course place it over the end of the starter strip.

Step flashing redirects the water back onto the shingle. Overlap each row at least 3 to 4 inches. You will also need rake edge flashing for the sides of the roof. How to apply roof ventilation on shingles roof.

Nail metal flashing called drip edge along the bottom edge of the roof deck near the gutters. How to install roof flashing against a wall. Begin by removing the shingles at the affected area and removing old flashing if present. This movie shows you how to install step flashing on a roof with iko roof shingles.

Then nail the new l shaped flashing under the builder s felt but above the fascia board. The remaining siding on the sidewall will overlap the step flashing and nail. Make sure to install flashing around the chimneys and walls. This how to video explores proper roof flashing installation for shingle roofing applications.

Install the step flashing when the siding is installed it should be tucked behind this piece and then consecutive courses lapped over it. Install new flashing metal. To make corner flashing take your tin snips and cut a 45 degree line from an outside corner to the center fold. Place it so the tab of the end shingle covers it completely.

Flashing is installed to surround roof features such as vents. Apply a flashing piece then a shingle then flashing as you would apply step flashing for a chimney.