DuraVent DuraTech All-Fuel Chimney Pipe Locking Band - For 8" Inner Diameter DuraTech: A venting pipe with an inner diameter of 8" is required for this unit. DuraTech's all-fuel chimney pipe Locking Band will make your DuraTech chimney pipe installation even more secure. This locking band is designed to reinforce pipe elbows and tee connections with an inner diameter of 8". Made with an inner wall of .020" 430 stainless steel and outer wall options of .016" 430 stainless steel or .021" galvalume steel, these components feature Thermal Tech or ceramic refractory blanket insulation encased between walls.

Reinforces pipe elbow and tee joints Fits DuraTech All-Fuel Chimney Pipes with an 8" inner diameter Limited lifetime warranty