60" length section. Tested and listed to UL 103HT standard 8" inner diameter DuraVent DuraTech factory-built chimney pipe: A venting pipe with an inner diameter of 8" is required for this unit. DuraVent DuraTech is known for its simple twist lock connections, lightweight ThermaTech blanket insulation, and easy-to-use accessories. This 5-foot section is popular because it can help you save money by reducing the number of joints in your installation. For wood, oil, coal, and gas, it has been tested and listed to the UL 103HT Standard. This adaptable part is suitable for use in your home. The DuraTech Chimney Liner has an inner diameter of 8" and a length of 60".

60" length section Tested and listed to UL 103HT standard 8" inner diameter DuraVent DuraTech factory-built chimney pipe