Aluminum Duct Connectors, Flex

4" DUCT CONNECTOR KIT

Connects 2-pieces of flexible aluminum duct, foil duct, vinyl duct, and aluminum pipe together quickly with the use of adjustable plastic clamps. Can also be used as a clothes dryer exhaust extension. Kit contains: 1 aluminum duct connector (crimped on one end, smooth on the other) and 2 adjustable plastic clamps.