How To Step Flash A Roof

Wide and 2 in.

How to step flash a roof. Even if one piece of step flashing fails the flashing and shingle below it start the. Here s how to do it right the first time. Make corner flashing from step flashing. How to repair roof flashing step one.

Align the step flashing with the leading edge of the starter course and nail it in place using one nail in the upper corner. Cut step flashing pieces to be 10 in. Be sure to follow the. Bend the first piece along the plumb line.

The base is then covered by another metal flashing piece lapped over it. Once you ve shingled up to the sidewall cut a piece of step flashing. The vertical flange of the flashing is to extend up behind the adjoining siding. However it s important to check for damage anyway.

If you find damage then you will have to get it. Nail flashing to roof deck only. Lay a bead of sealant. Two ways to flash roof edges protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing.

Nail through flashing into shingle do not extend flashing above top of shingle and. Where the next piece of flashing will overlap apply a bead of caulk to seal the corner. 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. 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.

Install the step flashing before running the first row of shingles install a piece of step flashing along the sidewall so that it sits tightly against the roof. Cover tops of step. Longer than the shingle s exposure. When working with step flashing this may involve removing undamaged pieces of flashing as well.

Step flashings are to be installed one per course. Two part flashing systems consist of a base flashing often step flashing that is laced into the finished roof material.