The Honeywell Home V4043H 1056 is a 2 port motorised zone valve designed for 22mm piping systems. This valve, with the model number V4043H1056, is specifically manufactured by the reputable brand Honeywell for use in storage tank water heaters. With a quantity of 4 units included in the package, this product is essential for efficiently controlling the heating in specific areas or zones within a heating system. The Honeywell V4043H 1056 is a reliable and high-quality component for maintaining and improving the functionality of a heating system.