DuraVent DuraTech 5" Black Finishing Collar With Adapter wall-thermostat additional for the floor if

additional for the floor if desired)

contemporary design and multitudes of designer options

Available in LP and Natural Gas models in 18-inch (10

Model ONI30 BTU/HR Max

DuraVent DuraTech 5" Black Finishing Collar With Adapter wall-thermostat additional for the floor ifWith 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