How To Install Step Flashing Under Existing Siding

Galvanized sheet metal bent at a 90 degree angle i e.

How to install step flashing under existing siding.

Wide and 2 in. Then nail the new l shaped flashing under the builder s felt but above the fascia board. Nail flashing to roof deck only. Here s how to do it right the first time.

How to install step flashing under siding 1. Fasten that shingle with two galvanized nails at the. Longer than the shingle s exposure. Once even a small section of roofing cement fails you ll have a leak.

Cut step flashing pieces to be 10 in. Nail through flashing into shingle do not extend flashing above top of shingle and. Lay shingles over step flashing from the roof edge. Every single end should be covered with flashing.

Cover tops of step. But it doesn t work that way. Begin by removing the shingles at the affected area and removing old flashing if present. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way.

You have to work up your roof and cover every single end suitable with shingles. Shingles need to be fastened with nails in the top area and then cover top with another step flashing piece with nails. Bent into an l shape. Cut a piece.

Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture. Posted march 4 2017 filed under roof installation roof repair maintenance. It may seem as if a single piece of flashing would offer more protection than many pieces of step flashing. Lay a shingle over the step flashing starting at the roof edge.