Light-Duty Gas--------------------------------------------------------------------------------Available Capacities:75,000 BTU/HRAvailable Warranties:3 year limited tank warranty--------------------------------------------------------------------------------Features:Small jacket diameters Short floor-to-vent heights Rigid polyurethane foam insulation provides superior insulating qualities, improves efficiency and reduces operating costs. Heavy duty anode rod Factory installed AGA/ASME rated Temperature and Pressure relief valve Full port, full flow brass drain valve Gas control system Certified for a 150 PSI maximum working pressure