DuraVent DuraTech 5" x 18" Stainless Steel Double-Wall All-Fuel Chimney Pipe h8 The stencil can be removed

The stencil can be removed from the fireplace to alter the shape of the flame to a more “diffused” look

and we provide step-by-step instructions

It is used for the top part of the burner

Elegant & Efficient

DuraVent DuraTech 5" x 18" Stainless Steel Double-Wall All-Fuel Chimney Pipe h8 The stencil can be removedWith 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