Metal–Fab 3MA4 3 Inch to 4 Inch Type B Round Chimney Pipe Motor Housing Adaptor with Double–Wall Outlet

About the Metal–Fab 3MA4 3 Inch to 4 Inch Type B Round Chimney Pipe Motor Housing Adaptor with Double–Wall Outlet

Connecting Metal-Fab Type B Round Chimney Pipe to an appliance with a plastic motor housing? Then you may need a 3 Inch to 4 Inch Type B Round Chimney Pipe Motor Housing Adaptor with Double-Wall Outlet.