Bradford White® Gas Water Heater, Model: RG2PV75H6N, 75 gal Capacity, 76000 Btu/hr BTU, 22.3 kW Power, First Hour Delivery: 121 gal, Energy Factor: 0.69, Recovery Rate: 82 gph, Vent Size: 3 in, 4 in, Vent Type: Power, 3.1 A, 120 V, 60 Hz, NPT Connection, 150 psi Pressure, Side Mount, Natural Gas Fuel, Pilot, Spark Ignition, Lead-Free/Contains Lead: Lead-Free, 120 to 155 deg F, 26 in Dia x 67-7/16 in H, Altitude: Up to 10100 ft, 1/2 in Gas Connection, 3/4 in Water Connection