-Heating Surface: 508 Sq Ft -Max Steam Pressure: 150 psi -Steam Capacity: 8150 lbs/hr -Fuel: Natural Gas -Firing Rate Min/Max: 1,400-4,200 cubic ft/hr -Electrical Requirements: 480V, 3P, 60Hz -Boiler was inspected Nov 2023, boiler is functional but a repair of three tubes showing signs of leaking was recommended