DuraVent DuraTech 8" Inner Diameter All-Fuel Stainless Steel Chimney Elbow Kit with Galvalume Outer Wall - 15-Degree: A venting pipe with an inner diameter of 8" is required for this unit. Two specifically developed elbows and one elbow strap for stabilizing the offset are included in one affordable price. When constructing the ventilation system for a heating appliance, these double-wall chimney elbows assist you in overcoming obstructions or impediments. Durability comes from the galvalume and stainless steel construction, while enhanced insulation comes from the ceramic refractory blanket. Twist-lock connections are used on the elbows for more secure fastening, and the device swivels 360 degrees at the base, providing you all the flexibility you need for a difficult installation.

15 Degree Elbow Double-wall chimney elbows for venting wood oil coal and gas appliances Offsets venting obstructions Swivels 360 degree at base .021" galvalume outer wall and .020" stainless steel inner wall Insulated by a layer of ceramic refractory blanket Secure twist-lock connections 2" clearance to combustibles 8" inner diameter with a 10" outer diameter Kit includes: two (2) galvalume elbows and one (1) elbow strap Limited lifetime warranty UL Listed