The ASCO 8220G025 2-Way Normally Closed Solenoid Valve is a brass control valve designed to regulate steam and hot water flow in HVAC and industrial systems. It uses an electrically operated solenoid to open the valve when energized and automatically close it when power is removed, providing reliable flow control. This valve is suitable for compatible boilers, commercial heating equip... https://www.partshnc.com/8220g025-asco-1206011050vac-1--npt-2-way-nc-steamhot-water-brass-solenoid-valve-125-psi