DuraVent DuraTech 7" x 12" Black Double-Wall All-Fuel Chimney Pipe btu28901 2 x End Glass Panel

2 x End Glass Panel

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

Mounting Bracket

Requires 6-5/8" SLP pipe

Optional accessory for Waterloo Wood Fireplace

DuraVent DuraTech 7" x 12" Black Double-Wall All-Fuel Chimney Pipe btu28901 2 x End Glass PanelWith 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