The 29-50″ Periscope is used for close clearance dryer transition duct. It solves situations where the dryer needs to be close to the wall and the outlet is within 29-50″. The smooth interior decreases air friction for excellent airflow.

Made of 2″ x 6″ rigid aluminum
One 4″ male, crimped rotating snap-lock™ collar fits into wall outlet
One 4″ female, draw rotating band collar fits over dryer outlet
Four sections telescope from 29-50″
Reaches the top of most dryers
UL® and non-UL® versions