DuraVent DuraTech 8" x 48" Galvalume Double-Wall All-Fuel Chimney Pipe w27.875 Because they do not draw

Because they do not draw your already-heated room air to support combustion

625" H x 5

5 Minimum 7

Product Dimensions: 38" W x 34" H x 22 3/8" D

DuraVent DuraTech 8" x 48" Galvalume Double-Wall All-Fuel Chimney Pipe w27.875 Because they do not drawWith 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