How To Install Vent Pipe Flashing On Existing Metal Roof

How to install a flashing on a metal roof.

How to install vent pipe flashing on existing metal roof.

I prefer to use a dsa flashing also known as a dead soft aluminum flashing. 1 remove nails holding down shingles above the pip. The flashing should be installed under the top and side shingles but it should be laid above the shingles that are below the vent pipe. To make the installation easier you can turn the flashing as you lower it in place.

Put one nail in the bottom edge with a dab of caulk under it to seal the. In order to properly install new flashing you ll have to remove the shingles surrounding your old flashing and then re lay them after installation. Center the pipe in the flashing and push the flexible front corners up or down so that the flashing pipe is parallel to the vent pipe. You can call us with any questions you may have.

This is how i installed my dwv drain waste vent pipe through my metal roof. Rubber vent flashing automatically adjusts to any pitch lift the vent enough to spread caulk under the sides but not the bottom edge then nail with three 1 1 4 in. Typically flashing is installed using roofing nails and roofing cement. Slide the new flashing over the vent pipe and under the shingles above the pipe.

This flashing is super thin and very flexible to curve around the humps in the metal roofing. The neck of the flashing should fit snugly around the pipe. After installation you ll then re lay the shingles you removed to provide a comprehensive water tight solution. Be sure to subscribe.

Hammer the nails into the top and sides of the flashing.