How To Install Flashing On Existing Roof

Install flashing on existing roof to extend the lifespan of your roof.

How to install flashing on existing roof.

Apply roofing cement when installing drip edge on an existing roof. Installing your roof flashing is going to be slightly different depending on the specific type that you re installing. Posted march 4 2017 filed under roof installation roof repair maintenance. 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.

Finally reattach all shingles removed in the process. How to install porch roof flashing. Drip edge installation on an existing roof. Galvanized sheet metal bent at a 90 degree angle i e.

Coat the flat part of the flashing that sits on the deck using a putty knife. But it doesn t work that way. The leading edge of the flashing is called the drip edge. Bent into an l shape.

Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture. Many people who have porches attached to their homes have problems with water leaks at the junction of the porch and the exterior wall of the home. December 27 2018 a look at types of drip edge flashing how to cut it and how to retrofit it to an existing roof drip edge flashing is any flashing that protects a building element by shedding water. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way.

These leaks are almost always caused by improper flashing installation or the absence of roof flashing altogether. This flashing is typically field fabricated from a sheet of 26 ga. Lift the shingles slide the drip edge underneath them and position it so that it extends over the gutters then replace the shingles and push down to seat the drip edge.