Reliable hot water. A 30,000 BTU Low NOx Burner and 30 gallon tank can provide hot water for a household of 2 people. Features a self-powered gas valve so an electrical outlet is not required, and push button ignition for match-free start up, making it a great choice for replacing an existing water heater. Filter and maintenance-free safety system. LP gas. 40 gallons. 6 year. Size 58-1/2 high, 18-1/2 diameter.