Flashing A Stone Chimney On A Metal Roof

Once you ve cut all your bed joints cut your flashing from roofing grade galvanized sheet metal or copper.

Flashing a stone chimney on a metal roof.

The first part is a one piece pan that is bent at a right angle and laid with one leg against the chimney and the other on the roof. Place the step flashing over the caulk and onto the chimney. A different type of flashing is a chimney pipe boot. Panels above the chimney should be removed.

These work better on smaller round chimneys and may be ideal for a stove chimney in a metal roof. However stone chimneys can also prove to be the most problematic because they are one of the most difficult metal flashing to install and often times they leak causing substantial water damage to the roof and other areas of the home. Instead of having to cut flashing materials yourself you can buy a fitting boot for your chimney pipe. Bend legs up the chimney sides about 1 inch.

Chimney flashing is actually a two part affair. Secure a shingle over the corner flashing using a hammer and roofing nail. Each leg should be about 6 in. A do it yourself video detailing step by step how to flash a chimney with our metal roofing chimney kit.

Place a second piece of 8 inch 20 3 cm flashing against the chimney. The final hurdle in our residing and insulation projects falls in the realm of how to flash a stone chimney that is up to 5 in front of the exterior sheathing at the top. The flashing should partially overlap the shingle that covers the first piece of flashing. Hammer 2 roofing nails into the flashing and roof.

Hopefully the pictures will offer more clarity. Trim panels to fit around the chimney. Stone is probably the most common because it offers a natural look and appealing atmosphere to your home.