DuraVent DuraVent 4" x 6-5/8" DirectVent Pro Direct Vent Pipe - Galvanized Co-Linear Flex Connectors

4" x 6-5/8" DirectVent Pro Galvanized Co-Linear Flex ConnectorsThe DirectVent Pro 4" x 6-5/8" Inner Diameter Galvanized Co-Linear Flex Connectors is a component that is used in a typical venting installation. Use as a flex connector with inserts with 3" co-linear intake and exhaust ports.Features:Use as Flex ConnectorHeight: 4-1/4"3" Co-Linear Intake and Exhaust PortsDirectVent Pro features tight inner connections for superb performance, with no gaskets or sealants required (unless specified by the appli...