Old van stock box may be dirty. Brand new and sealed. Please check compatable with boiler before purchase as no returns accepeted The Honeywell Home V4043H 1056 is a 2 port motorised zone valve that operates on a 22mm size. This valve is designed to be used in heating systems, allowing you to control the temperature in specific zones of your home. With the trusted brand of Honeywell, you can be assured of the quality and reliability of this product for your heating needs.
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