Double Wall Chimney Pipe Installation

A through the wall installation requires additional components wall thimble tee w cap tee support and wall straps.

Double wall chimney pipe installation.

If at all possible avoid offsets that restrict the natural draft. This is the male end of the chimney pipe. Locate the end of the pipe that has the insulation recessed down. Now it s time to start putting our insulated double wall class a chimney pipe together.

Install the chimney pipe in the interior of the structure whenever possible. If double wall black pipe sections dwb are to be used the double wall black adapter dwba is required to be attached at the stove collar. Continue assembly maintaining the clearances to combustibles. The screws should be equidistant around the pipe perimeter.

Secure the dwb18a to the ceiling support with sheet metal screws. A cold exterior chimney will produce less draft and will generate more creosote. To make the transition from insulated chimney pipe to single wall stove pipe a universal pipe adapter will be needed.