5 Inch Gas Valve for Use with Scentry III Gas Safety Equipment Product Diaphragm type gas valve for Scentry III gas detector system, ie. the SFGVC or GFRAB units not included . UL listed gas valve replaces White Rodgers Part # 2509-254 Automatic gas shut off valve controller not included protects home or building from gas explosions or fires from gas leaks. Scentry III GVD Gas Valve is a compression spring closing and soft seat construction gas valve for use with natural gas or LP gas. Voltage 24 VAC, 60 Hz.Opens and closes on a demand signal from a thermostat or other controlling device.Inlet/Outlet Size .5 inches x .5 inches. BTU Capacity 240,00.Amp Rating 0.3A, 5W. Electrical Connections two 30 inch leads. Agency Listings Below CSA AGA/CGA Certificate number 2295211656058 Australian Gas Association Certificate number 4235 UL Recognized File Number MH5939 This item ships from a separate warehouse and may require extra time for delivery.