Watts LF210-5-M2 3/4" Automatic Temperature Gas Shutoff Valve Item #1176085 9-Volt battery included with average

9-Volt battery included with average three-year battery life

even if there's a power failure

4" Element

floor nozzle

Watts LF210-5-M2 3/4" Automatic Temperature Gas Shutoff Valve Item #1176085 9-Volt battery included with averageSeries LF210 5 automatic gas shutoff valves are positive acting energy shutoff for the emergency temperature protection of gas water heaters. They are self contained devices independent of all other operating controls. They provide protection against overheating water in the domestic hot water supply heating systems by automatically shutting off the gas supply to the heater in the event that the water temperature reaches 210F (99C). Series LF210 5