DuraVent DuraTech 16" Diameter Trim Collar for Round Support Box w88.25 Fill the base with water

Fill the base with water or sand

Type: Mesh Screen

where gas lamps cast a warm

Ideal for cathedral ceilings and free-standing appliance installations

DuraVent DuraTech 16" Diameter Trim Collar for Round Support Box w88.25 Fill the base with waterWith a Refractory 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. DuraTech's sleek 1" wall design provides for easy installations through 16" on center