10 PSIG Set Outlet
They have to be used
outdoors in correct mounting position with vent-hole turned downwards.
p>Capacities in BTU\hr: 1,000,000 (11.26)Inlet connection, inches:1/4" NPTOutlet connection, inches: 1/2" NPTOutlet Adjustment: No Adjustment
The first stage regulator is a regulator reducing the inlet pressure, coming from the withdrawal cylinder, to a medium level suitable to feed a second stage regulator consequently.