Flashing On Chimney Metal Roof

Before you attempt to install a new chimney flashing on your metal roof you need to clean up the area where you want to install the flashing and make sure that it is smooth and dry.

Flashing on chimney metal roof.

Fold closure 90 degrees and. Cut a piece of prebent base flashing to fit across the front of the. Cut two opposing 45 degree notches into z closure to allow a 90 degree bend. It directs water away from the chimney and seals off the gap between the pipe and the roof.

Bend legs up the chimney sides about 1 inch. A different type of flashing is a chimney pipe boot. Place a second piece of 8 inch 20 3 cm flashing against the chimney. Installing chimney flashing gather all materials first then remove old flashing.

Trim panels to fit around the chimney. Secure a shingle over the corner flashing using a hammer and roofing nail. Panels above the chimney should be removed. There are different types of flashing for different chimneys but we ll focus on flashing designed for round metal pipe.

Pry chisel and scrape off old metal flashings and roofing cement. This way it will be easier for you to install your chimney flashing and prevent possible bubbles on your caulking. It s typically made of. Install front base flashing.

Hammer 2 roofing nails into the flashing and roof. Apply butyl tape to the underside of the closure. Cut base flashing then attach the base flashing. Chimney flashing is a generic term for any metal or rubber boot used when a vent pipe passes through a roof.

These work better on smaller. A do it yourself video detailing step by step how to flash a chimney with our metal roofing chimney kit. Flashing is a method of weatherproofing the base of a chimney. This is our third episode in our series on metal roofing involving chimney flashing.