DuraVent DuraTech 7" x 18" Galvalume Double-Wall All-Fuel Chimney Pipe ashmat Brace arms are adjustable from

Brace arms are adjustable from 67” up to 114”

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020" 430 Stainless Steel Outer Finish Black (Size) Inside Diameter 7" Length 12" A 7" B 9" Technical Dimensions

DuraVent DuraTech 7" x 18" Galvalume Double-Wall All-Fuel Chimney Pipe ashmat Brace arms are adjustable fromWith 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