Description
The Honeywell 22mm motorised 2 port zone valve has a wide range of flow control applications in domestic and light commercial central heating systems. V4043H (normally closed) models have end switches for electrical control of pump and/or boiler.
- Spring return action
- Manual lever for filling/draining the system
- Powerhead replaceable without draining down
- Potential free end switch for electrical control of pump and/or boiler
- Quiet operation
- Minimal power consumption
Honeywell Home 22mm Motorised 2 Port Zone Valve