Product details:
Robertshaw 720-050 Hot Surface Valve Includes a manual valve, pilot valve, dual automatic valves, and a main gas pressure regulator. This valve also has a compact swing radius of only 3-9/16" to enable it to fit a wide range Robertshaw 720-050 Features 150,000 BTU 1/2" Inlet 24 VAC 3/4" Outlet 1/2" Maximum Inlet PSI