4" X 16" Ventis Direct Vent Galvanized Chimney Slip Section - VDV-0416SL
This pipe is a perfectly round, perfect-fit pipe to pipe connect with smooth weld and precision end-forming technology. It features Slip Section technology, which lets it slide over standard pipe lengths for easy adjustment, and it provides 1" clearance to combustibles.
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.