Honeywell 2 Port Open Valve 22mm V4043B1257
The V4043 series of two port Motorised Valves has a wide range of flow control applications in domestic and light commercial central heating systems. The V4043H normally closed models have end switches for electrical control of pump and/or boiler. The V4043B normally open model is particularly applicable to control of solid fuel systems, since it will always fail-safe in the event of a power failure.
Features and Benefits:
|Manufacturer Part Number||V4043B1257/U|
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