This close clearance periscope pipe is used for close clearance dryer transition ducts. It solves situations where the dryer needs to be closer to the wall and the outlet is within 18-29" The smooth interior decreases air friction for excellent airflow.
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.