AO Smith® Vertex™ Gas Water Heater, Commercial-Grade, Series: 300, 100000 Btu/hr Heating, Natural Gas Fuel, 50 gal Tank, Electronic Ignition, Versatile Power Direct Vent, 2 or 3 in Vent, Condensing/Non Condensing: Condensing, 129 gph at 90 deg F
This Vertex™ Gas Water Heater is ENERGY STAR® certified. It features an exclusive A.O. Smith designed advanced electronic control that includes a touch display control system, precise temperature control and built in diagnostics and operational