G90 galvanized construction.
		Easy access doors.
		Lifting points.
		Redundant gas values.
		Pre-wired, pre-piped controls.
		Horizontal or down discharge.
		Fully insulated casing.
		Stainless steel burner.
		Intermittent spark pilot with timed safety lockout.
		Electronic flame modulation.
		High temperature limit switch.
		Airflow proving switch.
		Economizer inlet thermostat.
		Burner observation port.