Where Does Step Flashing Go On A Roof

Galvanized sheet metal bent at a 90 degree angle i e. Step flashing needs to turn up a minimum of three inches up the sidewall. The flashing material should be 4 inches by 7 inches in length when it lies on the roof deck.

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The flashing s vertical edge is usually tucked under siding or capped with a.

Where does step flashing go on a roof.

It is used for roof to wall flashing. Multiple pieces of the flashing will be installed in layers with shingles to ensure the water flows away from the wall. The flashing should be partially exposed along the wall. Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture.

The top requires another custom piece. This process will continue up the entire roof. Step flashing should always be used where the roof deck meets a sidewall. The 7 inch length ensures a 2 inch headlap on.

Step flashing redirects the water back onto the shingle. Next install the step flashing with the next course of shingles over top of it. Even if one piece of step flashing fails the flashing and shingle below it start the. Pieces of step flashing are bent at an angle relative to the roof pitch and installed along the full length of the sidewall where it joins the roof deck.

It is used for roof to wall flashing. It consists of a series of right angled metal pieces. Step flashing is a rectangular piece of flashing bent 90 degrees in the center. Each piece of step flashing laps over the shingle below and under the shingle above.

Each section is worked into a course of shingles so that it overlaps the section beneath it. This flashing is typically field fabricated from a sheet of 26 ga. Step flashing steps up a roof to protect where the roof meets the side walls of dormers chimneys and some skylights. Posted march 4 2017 filed under roof installation roof repair maintenance.

Bent into an l shape. Continuous flashing is sometimes seen where a roof meets a sidewall but in the long run step flashing will do a better job of preventing water leaks. The bottom edge of the flashing should extend just below the nail line. Attach each piece with a single nail high enough to be covered by the next course of flashing the building wrap and the siding.