DuraVent DuraTech 7" x 12" Black Double-Wall All-Fuel Chimney Pipe btu28901 Requires 6-5/8" SLP pipe

Requires 6-5/8" SLP pipe

Lava rock - 10 lb bag (ranges from 5/8" to 1 1/2")

2 x End Glass Panel

000 BTU Min

7m) measured from the floor to the top of the hot air register

DuraVent DuraTech 7" x 12" Black Double-Wall All-Fuel Chimney Pipe btu28901 Requires 6-5/8" SLP pipeWith a Thermal Tech blanket insulation encased between dual walls, DuraTech offers the optimum in safety and performance. It keeps the outer wall of the chimney cool, while ensuring high flue gas temperatures for optimum draft performance. The inner wall is 25% thicker than competitive chimneys for an extra margin of safety. No locking bands or mechanical fasteners required. DuraTechs sleek 1" wall design provides for easy installations through 16" on