How To Install Step Flashing Under Existing Siding

It may seem as if a single piece of flashing would offer more protection than many pieces of step flashing.

How to install step flashing under existing siding.

Once even a small section of roofing cement fails you ll have a leak. This flashing is typically field fabricated from a sheet of 26 ga. Bent into an l shape. Every single end should be covered with flashing.

Fasten that shingle with two galvanized nails at the. How to install step flashing under siding 1. Lay a shingle over the step flashing starting at the roof edge. Begin by removing the shingles at the affected area and removing old flashing if present.

Then nail the new l shaped flashing under the builder s felt but above the fascia board. Longer than the shingle s exposure. Slice along the bend line about 4 inches into the first piece of flashing at the bottom of the roof with tin snips. Cut step flashing pieces to be 10 in.

Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. Cut a piece. Cover tops of step. But it doesn t work that way.

Nail flashing to roof deck only. Posted march 4 2017 filed under roof installation roof repair maintenance. Wide and 2 in. You have to work up your roof and cover every single end suitable with shingles.

Use roofing nails to install the l shaped flashing flush with the roof and wall then cover it with roofing cement and reattach the roofer s felt. Shingles need to be fastened with nails in the top area and then cover top with another step flashing piece with nails. Here s how to do it right the first time. Nail through flashing into shingle do not extend flashing above top of shingle and.