Flashing A Brick Chimney On A Metal Roof

Place the step flashing over the caulk and onto the chimney.

Flashing a brick chimney on a metal roof. Chimney flashing kits are normally composed by 3 parts. If this is the case the chimney may simply need a chimney cap. The front back and side flashing metal. Hammer 2 roofing nails into the flashing and roof.

Bend legs up the chimney sides about 1 inch. Kits made from copper lead coated copper freedom gray and tcsii are always soldered while aluminum parts are riveted and can be sealed before installation. Fold closure 90 degrees and. Secure a shingle over the corner flashing using a hammer and roofing nail.

Materials required 26 gauge galvanized sheet steel for prefabricated pieces drive in expanding anchors galvanized coil stock galvanized front base flashing galvanized step flashing polyurethane caulk self adhering roofing membrane ice and water barrier. This chimney also has issues with deteriorating brick as evidenced by the fragments of spalling brick lying on the roof. Metal flashing against brick metal roof flashing is a galvanized sheet metal that is bent at a 90 degree angle about 8 to 12 inches on each side of the angle. Chimney flashing can allow roof leaks in the transition area between the chimney and the roofing materials.

A do it yourself video detailing step by step how to flash a chimney with our metal roofing chimney kit. It s important to differentiate water coming into the firebox which could simply be entering through an uncovered flue. Apply butyl tape to the underside of the closure. Panels above the chimney should be removed.

It is used to seal the gap between walls and intersecting roofs. Cut two opposing 45 degree notches into z closure to allow a 90 degree bend. It comes in 10 foot lengths or for step flashing 6 inch lengths.