Installing Step Flashing On A Roof

Proper installation of step flashing.

Installing step flashing on a roof. How to install step flashing with a wall corner step three. Here s how to do it right the first time. Make corner flashing from step flashing. Nail it in place with two nails one.

Longer than the shingle s exposure. In order to properly install new flashing you ll have to remove the shingles surrounding your old flashing and then re lay them after installation. You will want to place the lower portion of the step flashing against the roof and the other edge goes around the corner edge. It may seem as if a single piece of flashing would offer more protection than many pieces of step flashing.

You will start by snipping one of your pieces of step flashing at a forty five degree angle. The remaining siding on the sidewall will overlap the step flashing and nail. Nail through flashing into shingle do not extend flashing above top of shingle and. Bend it back so that it overlaps the corner flashing.

Cut step flashing pieces to be 10 in. Then sink two nails in the wall near the top one on each face. Bend it down and back to sit flat on the corner. Cover tops of step.

Hammer one nail to the. Then set the piece down. Ensure it sits flat and extends at least 8 inches above the shingles. Typically flashing is installed using roofing nails and roofing cement.

Wide and 2 in. 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. Flashing is generally installed at any joints or edges in the roof where water could otherwise work its way in. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way.

The roof deck flange of step flashings are to be fastened to the surface of each shingle in a position whereby the next course of shingles will cover up hide the flashing from view. But it doesn t work that way. The first part of installing the step flashing is the installation of the corner flashing. Nail flashing to roof deck only.

Step flashings are to be installed one per course.