DuraVent DuraTech 7" x 12" Black Double-Wall All-Fuel Chimney Pipe btu28901 05 KWH Minimum 11

05 KWH Minimum 11

Mounting Bracket

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

Optional accessory for Waterloo Wood Fireplace

allowing it to be installed at floor level

DuraVent DuraTech 7" x 12" Black Double-Wall All-Fuel Chimney Pipe btu28901 05 KWH Minimum 11With 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