The Honeywell V4043 series of two port Motorised Valves has a wide range of flow control applications in domestic and light commercial central heating systems. The Honeywell V4043H normally closed models have end switches for electrical control of pump and/or boiler.
The Honeywell 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.
Motor open
Spring return action
Powerhead replaceable without draining down
Potential free end switch for electrical control of pump and/or boiler
If you change your mind about the product when you receive it you can notify us any time within 30 days and return it for a full refund at your own cost. Any refunds will be made within 30 days of receiving your returned item. You are expected to cover the cost to return the item and your initial delivery charge will not be refunded.