Products specifically made for R744 refrigerant belonging to safety group A1 as defined in ASHRAE STANDARD 34-2019.
Valve/actuator adapters, POLYHEDRA, CLASSIC and GO GREEN lines
Flanged adapters are made by Castel to couple the actuators to the 2-ways ball valves or manual 3-ways ball valves later allowing the conversion from a manual to a motorized valve.
