How To Install Step Flashing On A Roof

Flashing can be purchased in pre formed styles to help you install it more easily and these include.

How to install step flashing on a roof.

Bent into an l shape. Over the roof deck. Vent pipe flashing as the name implies this flashing is usually. Nail flashing to roof deck only.

This allows each step flashing piece to overlap the piece below. It may seem as if a single piece of flashing would offer more protection than many pieces of step flashing. Posted march 4 2017 filed under roof installation roof repair maintenance. Bend it down and back to sit flat on the corner.

Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. Galvanized sheet metal bent at a 90 degree angle i e. Lay a bead of. But it doesn t work that way.

These leaks are almost always caused by improper flashing installation or the absence of roof flashing altogether. Once even a small section of roofing cement fails you ll have a leak. Bend the 10 in. Make corner flashing from step flashing.

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. Corner flashing comes first. Step flashing is a rectangular piece of flashing bent 90 degrees in the center. 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. Before running the first row of shingles install a piece of step flashing along the sidewall so that it sits tightly against the roof. It is used for roof to wall 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.

Then sink two nails in the wall near the top one on each face. Multiple pieces of the flashing will be installed in layers with shingles to ensure the water flows away from the wall. Length to extend 5 in. This flashing is typically field fabricated from a sheet of 26 ga.

Align the step flashing with the leading edge of the starter course and nail it in place using one nail in the upper corner. Up the wall and 5 in.