Grohe Universal Valve Head - 43536Grohe Universal Valve Head 43536 Valve head designed to control water flow within GROHE faucet and valve systems. Features Universal valve head for GROHE systems Controls water flow and shut off within valve assemblies Designed for smooth and reliable operation Helps restore performance in worn or faulty valves Suitable for internal valve and flush system applications Durable construction for long term reliability Precision engineered for proper fit