The Water Auto Shut-Off Valve AP18590 from Rheem is an essential safety feature for water heating systems. This valve automatically shuts off water flow in case of a leak or malfunction, preventing potential damage and ensuring safety. Constructed from high-quality materials, it is designed for durability and reliability. The valve is compatible with various Rheem models, making it ideal for both new installations and replacements. With precise specifications, it meets industry standards for performance, providing peace of mind and enhancing the overall safety of your water heating system.