Install Flashing Roof Vent

Pull the old flashing up over the vent pipe and scrape any old caulk and debris off the roof.

Install flashing roof vent.

Slide the new flashing over the vent pipe and under the shingles above the pipe. Typically flashing is installed using roofing nails and roofing cement. Kozy kollar products are the only roof vent boot flashing or exhaust hood you install from inside a building and over shingles or similar roofing materials. 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.

Add a large bead of caulk in a half moon shape around the flashing and put the shingles back in place. Carefully remove all the shingles from the flashing. The flashing for your plumbing vent needs to be large enough to surround the vent so it should be just wider than the vent s diameter. Now that the old flashing is gone you can slide the new flashing over the pipe vent and maneuver it under the shingles above the pipe.

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. Remove the old and clean the pipe. Patented and proven both systems form a weathertight seal for vent pipe penetrations and utilizes three independent gasket systems which are designed to work in conjunction with each other to keep out the elements and you off the roof. Further your step flashing pieces need to be 10 inches 254 mm long and at least 2 inches 50 mm wider than the exposure of the shingle you re using.

How to install flashing around a vent pipe five steps to replace a vent pipe flashing 1.