DuraVent DuraTech All-Fuel Stainless Steel Inner and Galvalume Outer Chimney Tee with Cover - 6" Inner Diameter: A vent pipe with a 6" inner diameter is required for this unit. Some setups may necessitate the purchase of a separate Tee Support Bracket. Before ordering, please read the manufacturer's instructions. Dura-All-Fuel Tech's Galvalume chimney tee with cover is for 6" inner diameter chimney pipes. This chimney tee has a double wall design and creates a 90-degree offset for venting wood, oil, coal, and gas appliances. This tee can be utilized in through-wall installations because it is insulated by a layer of ceramic refractory blanket. This tee also has a .021" stainless steel outer wall and a .020" stainless steel inner wall, and a 2" clearance from all combustibles.

6" diameter Used in through-wall installations .021" thick galvalume construction Creates 90-degree offset for vent piping Insulated by a layer of ceramic refractory blanket Double-wall chimney tee for venting wood oil coal and gas appliances