7" DVL Double-Wall 12" Black Pipe is designed for installation with minimum clearance to combustibles (6" to walls, 8" from top of horizontal run to ceiling). Subtract ¾" for installed length. Constructed with a stainless steel inner wall.
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.