Water Heater Tank Shut-Off System; Item Tank Shut-Off System; Applicable Standard ANSI/NSF 61G, EPA, CSA TIL-MSE-50, UL, ANSI 61G, ISO 5211; Size 3/4" Diameter (Valve); Material Brass; Used On Item Water Heater; Dimensions 3" Length x 3" Width x 5" Height (Alarm Control), 3" Length x 1" Height (Sensor), 2.25" Length x 2" Width x 3" Height (Wall Plug); Sensor Range 8'; Pressure Rating 600 PSI WOG, 150 PSI SWP; Temperature Rating 366 Deg F; Material Brass Ball/Stem, PTFE Seat/Seal