If you're looking to connect a Metal-Fab Type B Round Chimney Pipe to an appliance that feature plastic motor housing you may need to purchase this adaptor. Metal-Fab's 3" to 4" Type B Round Chimney Pipe Motor Housing Adaptor with Double-Wall Outlet is constructed with galvanized steel and aluminum alloy for maximum durability. The large opening has a diameter of 4.435" and height of 3.75". This Metal-Fab 3" to 4" Type B Round Chimney Pipe Motor Housing Adaptor is listed to UL 441 and includes a limited 1-year warranty.
- Connects 3" Metal-Fab Round B-Vent Chimney Pipe to plastic motor housing
- Constructed with galvanized steel and aluminum alloy
- Double-wall outlet
- Listed to UL 441
- Limited one-year warranty
- Large Opening Diameter: 4.435"
- Height: x 3.75"