Esi 22mm 3-Port Zone Valve

The ESZV223P 3 port motorised zone valves are easy-fit, with a simple clip on/off detachable actuator head and cable.
The spring return valves have been designed to be used in light commercial, industrial and domestic central heating systems which, when correctly wired with an appropriate room thermostat, cylinder thermostat and programmer, will control the water flow from the boiler to hot water, and from the boiler to ‘central heating’.

• A direct replacement for the market leader
• Quiet operation, minimum power usage
• Replacement actuator head and motor available and easy to exchange
• Spring return action
• Manual lever for filling/draining the system
• Complete with detachable lead
• Quick and easy to install