How To Flash A Metal Roof Around A Chimney

Chimney pipes on metal roofs must be flashed in order to create a watertight seal around the pipe and prevent leaks through the roof.

How to flash a metal roof around a chimney. Flashing is often made of metal which is the norm on a metal roof. This video shows how to install chimney flashing with standing seam panels. The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak. Cut the side cap flashing to fit the angle of the roof so it overlaps each lower cap flashing at least 2 in.

The flashing can be installed quickly and easily with kits that use rubber pipe boots. Fit an 8 inch 20 3 cm piece of square step flashing over the chimney s front corner. Bend a piece of cap flashing to fit around the top corner of the chimney and add the cap flashing across the back of the chimney. Hammer 2 roofing nails into the flashing and roof.

Flashing is a method of weatherproofing the base of a chimney. It s typically made of thin pieces of impenetrable material which inhibits water leaking around the chimney preserving the building from moisture and mold issues. A do it yourself video detailing step by step how to flash a chimney with our metal roofing chimney kit. The rubber boot is trimmed to fit around the pipe and then secured to the roof with screws and sealant.

Set the flashing aside. The video features union s advantage lok ii standing seam roofing panel which is. Place a small drop of caulk where the roof and chimney meet at the chimney corner. Pound the flashing into the grooves and fasten with the drive in expanding anchors.