DuraVent DuraTech 7" Attic Insulation Shield o7 Product Size Chart

Product Size Chart

and easy-to-use thermostatic control

Eye-catching coil design with painted black finish

Decorative Fireplace Front

DuraVent DuraTech 7" Attic Insulation Shield o7 Product Size ChartWith 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