Bradford White® Gas Water Heater, Model: RG2PV50H6N, 48 gal Capacity, 65000 Btu/hr BTU, 19.1 kW Power, First Hour Delivery: 116 gal, Energy Factor: 0.68, Recovery Rate: 70 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, 22 in Dia x 64-7/16 in H, Altitude: Up to 10100 ft, 1/2 in Gas Connection, 3/4 in Water Connection