How Do I Install Flashing On Roofs

Install the underlayment as directed by the manufacturer then set the valley flashing on top of it.

How do i install flashing on roofs.

How to install roof flashing against a wall. This flashing is typically field fabricated from a sheet of 26 ga. If you do not wish to form your own corner flashing you can buy pre bent pieces and cut them to size or use a piece of corrugated aluminum which is easier to bend. When fitting cover flashings to a flat roof like the.

Step flashing on roof peak. When you lay the flashing down make sure it is flush with the drip edges at the bottom of the valley. 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. Then nail the new l shaped flashing under the builder s felt but above the fascia board.

Step flashing redirects the water back onto the shingle. Apron flashings if you are new to roofing or fitting roof flashings this really is a bread and butter place to start master this and the slightly more difficult flashings like step flashings will seem a lot easier. Measure the length of the porch roof joint to determine how much flashing you will need. Posted march 4 2017 filed under roof installation roof repair maintenance.

Trim as needed with your tin snips. Prepare the area where you will install the roof flashing. Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture. You can choose from v or w shaped types of flashing.

Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. Begin by removing the shingles at the affected area and removing old flashing if present. Galvanized sheet metal bent at a 90 degree angle i e. Bent into an l shape.

Bend the corner flashing tightly around the corner. How to install porch roof flashing step 1. Click pic to enlarge the video below will show you how to fit lead roof flashing like the ones seen in the picture above.