How To Step Flash A Roof

Wide and 2 in.

How to step flash a roof.

Here s how to do it right the first time. 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. Two part flashing systems consist of a base flashing often step flashing that is laced into the finished roof material. If you find damage then you will have to get it.

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. Cut step flashing pieces to be 10 in. Be sure to follow the. 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.

The base is then covered by another metal flashing piece lapped over it. Lay a bead of sealant. 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. When working with step flashing this may involve removing undamaged pieces of flashing as well.

Nail flashing to roof deck only. Bend the first piece along the plumb line. One common method is to lay the edge metal under the eaves membrane and over the rake details concrete masonry roofing wrb flashing. Once you ve shingled up to the sidewall cut a piece of step flashing.

Longer than the shingle s exposure. Where the next piece of flashing will overlap apply a bead of caulk to seal the corner. Make corner flashing from step flashing. Step flashings are to be installed one per course.

Step flashing redirects the water back onto the shingle. The vertical flange of the flashing is to extend up behind the adjoining siding. However it s important to check for damage anyway. How to repair roof flashing step one.

Nail through flashing into shingle do not extend flashing above top of shingle and. Even if one piece of step flashing fails the flashing and shingle below it start the.