How To Install Step Flashing On A Roof

Align the step flashing with the leading edge of the starter course and nail it in place using one nail in the upper corner.

How to install step flashing on a roof.

Over the roof deck. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. Corner flashing comes first. Install the step flashing.

It is used for roof to wall flashing. Vent pipe flashing as the name implies this flashing is usually. Step flashing built to protect joints between roofs chimneys and other objects like skylights this flashing steps up above the shingles and attaches to the object providing comprehensive water protection. 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.

It may seem as if a single piece of flashing would offer more protection than many pieces of step flashing. Once you ve shingled up to the sidewall cut a piece of step flashing at a 45º angle from the outside corner to the bent seam. How to install porch roof flashing. Make corner flashing from step flashing.

Nail flashing to roof deck only. Galvanized sheet metal bent at a 90 degree angle i e. Flashing can be purchased in pre formed styles to help you install it more easily and these include. Bend it down and back to sit flat on the corner.

It is used for roof to wall flashing. But it doesn t work that way. This allows each step flashing piece to overlap the piece below. Multiple pieces of the flashing will be installed in layers with shingles to ensure the water flows away from the wall.

Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture. Before running the first row of shingles install a piece of step flashing along the sidewall so that it sits tightly against the roof. Then sink two nails in the wall near the top one on each face. Length to extend 5 in.

Up the wall and 5 in. Bent into an l shape. Step flashing is a rectangular piece of flashing bent 90 degrees in the center. This flashing is typically field fabricated from a sheet of 26 ga.

Lay a bead of. These leaks are almost always caused by improper flashing installation or the absence of roof flashing altogether.