This Lochinvar Relief Valve is a safety device designed to release excess pressure and temperature (T & P) within a system. The valve measures 1 inch in diameter, making it suitable for various applications. It operates by opening when the internal pressure or temperature of the system exceeds a preset limit, thereby preventing potential damage or failure. The Lochinvar Relief Valve is constructed from durable materials to ensure longevity and reliable performance under demanding conditions. It is designed for easy installation and maintenance, providing a practical solution for managing T & P in various systems.