Double Wall Chimney Pipe Installation

Secure the dwb18a to the ceiling support with sheet metal screws.

Double wall chimney pipe installation. Continue assembly maintaining the clearances to combustibles. The screws should be equidistant around the pipe perimeter. 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. Install the chimney pipe in the interior of the structure whenever possible.

To make the transition from insulated chimney pipe to single wall stove pipe a universal pipe adapter will be needed. Locate the end of the pipe that has the insulation recessed down. It may be necessary to attach the adjustable length dwb18a section to the chimney ceiling support prior to installing the sections. A cold exterior chimney will produce less draft and will generate more creosote.

Now it s time to start putting our insulated double wall class a chimney pipe together. We recommend bracing vertical venting every 5 to 6 feet. This is the male end of the chimney pipe.