Control the flow of water or steam in a hydronic heating or cooling system with an economical direct replacement for other popular brands. Its not Honeywell, its easy, with ESi. A direct replacement for 3-Port HoneyWell V4073 Quick release actuator head for easy replacement & servicing Save time & money during system maintenance with the manual lever for filling/draining Minimise power usage with quiet operation Replacement actuator head Industry standard wiring allowing quick and simple replacement for other popular brands Manufacturer code ESZV223LM
