Roofing Sidewall Step Flashing Pictures

Continuous flashing against a sidewall is one way to install a roof but it s not the correct way.

Roofing sidewall step flashing pictures. Bend the 10 in. Purchase pre cut step flashing of cut your own step flashing pieces to be 10 in. Next install the step flashing with the next course of shingles over top of it. Our step flashing snafu photos below demonstrate a few typical step flashing snarl ups.

But it doesn t work that way. How to install sidewall flashing and kick out diverters on homes with rigid foam insulation sheathing. This allows each step flashing piece to overlap the piece below. Galvanized sheet metal bent at a 90 degree angle i e.

With step flashing you do a little flashing then a lot of roofing then a little more flashing and so on. L shaped flashing is a versatile general use flashing used where a uniform or strengthened finish is needed on a 90 surface. Longer than the shingle s exposure. Posted march 4 2017 filed under roof installation roof repair maintenance.

Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture. The term reglet flashing refers to an installation method for counter flashing not a separate layer. Length to extend 5 in. It may seem as if a single piece of flashing would offer more protection than many pieces of step flashing.

Apply drip edge and roof underlayment over the roof deck and continue lapping up the sidewall and over the water resistive barrier in this case rigid foam insulation a minimum of 7 inches figure 2. Installing side wall step flashing. The flashing material should be 4 inches by 7 inches in length when it lies on the roof deck. More product details close.

The 7 inch length ensures a 2 inch headlap on. Once even a small section of roofing cement fails you ll have a leak. Made with 28 gauge galvanized steel l flashing can play an essential part in protecting your home against water damage. Counter flashing is the final layer of a three part waterproof barrier installed between a roof and a vertical wall or chimney.

Bent into an l shape. This process will continue up the entire roof. Up the wall and 5 in. This article describes mistakes at roof dormer sidewall flashing and roof dormer sidewall coverings that invite leaks rot and insect damage on buildings.

Then sink one nail into the sidewall to hold the step flashing in place. Each piece of step flashing laps over the shingle below and under the shingle above. The first two layers are called base flashing and step flashing. L flashing can be cut into smaller lengths to use as step flashing.

Over the roof deck. Step flashing needs to turn up a minimum of three inches up the sidewall. We discuss the importance of keeping wood siding clear of the roof surface the need for flashing at the dormer side to roof intersection and the need for counter flashing at step flashing.