22V40F1

22V40F1 Features: -Natural gas water heater. -Tank capacity: 40 Gallons. -One-of-a-kind air/fuel shut-off device offers double protection. -Maintenance free. -Low NOx design for low nitrous oxide emissions. -Everkleen patented system. -Reduces fuel costs. -Provides more hot water. -No matches required. -Includes brass drain valve. -Patented magnesium anode rod design