12" DuraVent DuraChimney II 15-Degree Elbow - 12DCA-E15
This 15-degree elbow offsets obstructions such as rafters, ridgepoles, or joists.
WARNING: Carcinogens: This product can expose you to chemicals including Lead, which is [are] known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.