How To Flashing A Metal Roof Opening

Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing.

How to flashing a metal roof opening.

With the end wall flashing in place i use stitch screws to attach it to the z trim and to the gable trim. Make sure to cover the gap at the bottom of the raised ridge. Learn how to install flashing behind hardie plank siding on to of a metal roof over shingles. One common method is to lay the edge metal under the eaves membrane and over the rake.

Using the circular saw and masonry blade cut a slot about 1 5 inches into the brick so that the overlapping flashing or counter flashing will slide into the slot. Two ways to flash roof edges. Roof shingle over step flashing. Fold the top of the flashing over the ridge.

Bend the corner flashing tightly around the corner. If you do not wish to form your own corner flashing you can buy pre bent pieces and cut them to size or use a piece of corrugated aluminum which is easier to bend. Step flashing on roof peak. Cut the bottom edge and fold it down over the drip edge.

To splice the pieces add roofing cement to the lower piece and install the upper piece with at least a six inch. Chalk a straight line about 2 inches above the back of the base flashing. It s very important to make sure that you grab the z channel that s below and make sure that you re in the outside leg of the z channel. Details concrete masonry roofing wrb flashing.

To prevent this water penetration flashing forms the intersections and terminations of roofing systems and surfaces.