DuraVent DuraTech factory-built chimney liner with a 6" inner diameter and 60" length. Tested and listed to UL 103HT. For wood, oil, coal, and gas, this is the standard. DuraVent DuraTech is known for its Galvalume outer wall and quick twist lock connection. A vent pipe with a 6" inner diameter is required for this unit. This is for one 60" length of pipe. Other items in the photo are available for purchase individually. If you select a DuraTech chimney liner, you'll be getting one of the most durable and flexible liners on the market. This DuraVent DuraTech factory-built chimney liner with a diameter of 6" and a length of 60" has been tested and listed to the UL 103HT Standard for wood, oil, coal, and gas. DuraVent DuraTech is known for its simple twist lock connections, lightweight ThermaTech blanket insulation, and easy-to-use accessories. This five-foot section is popular because it can help you save money by reducing the number of joints in your installation.

6-inch inner diameter x 60-inch length section of DuraVent DuraTech factory-built chimney liner Tested and listed to UL 103HT Standard for wood oil coal and gas DuraVent DuraTech is noted for its easy twist lock connection Galvalume outer wall