22mm Combination Valve Group (2 Bar) The 22mm Combination Valve Group (2 Bar) is a high-quality, all-in-one control unit designed to manage both pressure and safety within unvented hot water systems. This essential component helps maintain a stable water supply pressure while providing built-in protection against over-pressurisation. This valve group includes a 2 bar pressure reducing valve , check valve , expansion relief valve , and balanced cold take-off , all housed in a compact and easy-to-install assembly. Designed to simplify system setup, it eliminates the need for multiple separate fittings, saving both time and space during installation. Manufactured from durable, corrosion-resistant materials , this combination valve group ensures long-lasting performance and reliability in demanding environments — ideal for use in hot water systems, dairy installations , and other applications requiring controlled pressure. Key Features: Complete combination valve group with 2 bar pressure reduction Includes check valve, expansion relief valve , and cold take-off 22mm compression connections for easy installation Ensures stable water pressure and system safety Durable, corrosion-resista