Delabie time flow shower valves shut off automatically with no manual contact once the button has been pushed and the valve has opened which helps prevent the spread of germs. Key features of Delabie time flow shower valves include up to 80% water and energy savings, resistance to intensive use and vandalism, easy installation, reliability, minimal servicing and easy maintenance. All Delabie shower valves are designed for commercial environments and are known for their endurance and resistance to intensive use and vandalism.