DuraVent DuraTech 6" Inner Diameter All-Fuel Stainless Steel Chimney Pipe - 6" Length: A vent pipe with a 6" inner diameter is required for this unit. DuraTech's chimney liner pipe is built of double wall construction and is suitable for use with wood, coal, and gas stoves. The stainless-steel outer wall is .016" thick, while the stainless-steel inner wall is .020" thick. A layer of ceramic refractory blanket insulates this chimney pipe, which also has the secure twist-lock connection technology. With a 6" inner diameter and an 8" outer diameter, this pipe gives 2" of clearance to combustibles.

6 Inch length Double-wall chimney pipe for wood oil coal and gas appliances .016" stainless steel outer wall and .020" stainless steel inner wall Insulated by a layer of ceramic refractory blanket Secure twist-lock connections 2" clearance to combustibles 6" inner diameter with an 8" outer diameter Limited lifetime warranty UL Listed