This is the newest model of most popular Hand Held TPO welder on the market. Features a new lower cost element and quick clean air filters. In addition, features Electronic heating element protection and automatic shut-off of the motor at minimal carbon level, with no collector damage. It comes with a 40 mm push fit nozzle. Light weight, small diameter handle, robust power. Also, the adaptor tube is equipped with heat protection, so, there a reduced danger of getting burned.