Bradford White® Gas Water Heater, Light Duty High Input, 80000 Btu/hr Heating, Natural Gas, 1/2 in Gas Connection, 100 gal Tank, Piezo Ignition, Atmospheric Vent, 4 in Vent Size, 78 gph at 100 deg F Rise Recovery, 1-1/4 in NPT Water Connection, 150 psi, 180 deg F, Ultra Low NOx: No, ASME Yes/No: No, Steel, Vitraglas®, 28-1/4 in Dia x 31-13/16 in D x 70-1/16 in H, Domestic