UL Listed Insert - The electric insert is a UL Listed sub-assembly.
		Staged Heating Control.
		120 volt control transformer.
		Galvanized, fully insulated casing.
		Temperature control system.
		Access doors on both sides of unit.
		Lifting points.
		Blower interlock.
		Airflow proving switch.
		Coil observation port.
		High temperature limit.
		Motor starter.
		Vibration isolation.
		High efficiency motors.
		Adjustable drive sheaves.
		Horizontal or down discharge.
		Disconnect switch.