How To Install Roof Flashing Vent Pipe

Open valleys have metal flashing to protect this critical area of the roof.

How to install roof flashing vent pipe.

While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately. Installing a new pipe vent flashing is easy and can be done in a short time. Apply a small line of roof cement on the bottom of the aluminum base. In this video i cover installing a roof boot for a vent pipe in a metal roof.

The metal i m using is called crinkle black i purchased all my materials at h. This helps to prevent water from getting in the sides. Do not over nail nail only where and when necessary. Over time the flashing around plumbing vents can rust or deteriorate and it will need to be replaced.

Once you ve placed the flashing on the pipe make sure the pipe doesn t move pulling the rubber gasket out of place. Roof flashing is standard around any pipe vent. The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak. However over time the flashing can wear out and allow water to penetrate the interior of your home.

The tools needed are readily available at your local home improvement store. The main reason homeowners choose to install or replace the vent pipe flashing on their roof is to stop or prevent leaks which may also help extend the lifespan of the roof. Place the next course of shingles over the vent boot and install with a layer of asphalt cement.