How To Replace Vent Flashing On Roof

Bend the corner flashing tightly around the corner.

How to replace vent flashing on roof.

The neck of the flashing should fit snugly around the pipe. If there is a split in the shingle along the edge of the flashing be sure to caulk the edge of the flashing. Bend it back so that it. Leave the bottom of flashing exposed so only the sides and top are covered by shingles.

1 remove nails holding down shingles above the pip. Cut your shingles precisely to leave at least half an inch around the base. To make the installation easier you can turn the flashing as you lower it in place. Hammer the nails into the top and sides of the flashing.

Slip a flat bar under the edge of the vent flashing and pop the nails up photo 1. In simplest terms a new vent pipe boot flashing is slid over the top of the existing one and the top edge of the pan is lapped beneath the overlying shingle course. Replace the shingles and cover the nail heads with roofing cement. Nail it in.

Take a second piece of flashing and set it down in place. There s no need to lace the flashing pan into the shingles since the boot and bell of the new flashing will shed water around the damaged part of the old one. Pull or cut off any nails. Pry and lift off the flashing.

Pull the old flashing up over the vent pipe and scrape any old caulk and debris off the roof. How to install step flashing with a wall corner. Position a new vent pipe flashing over the vent push it down into place and nail where shingles will cover it. Slide the new flashing over the vent pipe and under the shingles above the pipe.