Deflect-O Superr-Flex 25 ft. L X 3 in. D Silver Aluminum Duct

The Supurr-Flex air connector is an all-aluminum duct that's easy to install. The flexible duct can easily be cut to the length of the specific venting application. Ideal for bathroom venting, HVAC applications and general venting. UL 181 Class 1. This 3 inch diameter duct extends up to 25 feet in length.