How To Install A Chimney Pipe Through The Roof

When installing a chimney for a wood stove on a metal roof you ll first need to assess the position.

How to install a chimney pipe through the roof. Chimney planning step 2. The chimney pipe must protrude through the roof a minimum of 2 feet and it must be at least 10 feet away from the roof line. When calculating your chimney pipe size subtract 1 5 inches for each joint overlap. Make sure to put a bead of silicone around the storm collar where it meets the chimney pipe.

While you re still on the roof attach the storm collar to the chimney pipe. Drill a small hole in this spot to mark the chimney s center. A double wall pipe needs a 12 inch clearance space. Typically a chimney pipe must terminate at least 3 feet above a roof and the cap must be at least 10 feet from any part of the roof.

You will need to cut the opening to the roof to extend the chimney pipe. Obtain addition sections of stove pipe if necessary.