Duravent 6DT-09SS Double-Wall Stainless Steel 6″ Chimney Pipe 9″ DuraTech 9408
All-fuel chimney for use with wood stoves, fireplaces, furnaces, boilers, water heaters, or other appliances fueled by wood, oil, coal, or gas. Thermal blanket insulation between walls. Inner wall: Stainless Steel.