3EFC3 Flex Connector

3EFC-3, Expandable Flexible Gas Vent Connector, Simple Connection Between Appliance & Type B Vent, Designed To Simplify Connections Between Gas Fired Appliances & Rigid Type B Gas Vent, No Elbows Required, Expands 1' To 3', Integrated Draft Hood Connector, 360 Degrees Flexibility, Limited Lifetime Warranty.