Secure overpressure protection for water heating systems. This 3/4 inch NPT relief valve activates at 150 PSI to prevent dangerous overpressure, protecting tanks, pipes, and fittings during heavy use or sudden pressure spikes. Reliable performance in every operation cycle helps maintain system safety and longevity. Safe potable water use. Made from certified lead brass, this Brass Safety Valve meets safety standards for drinking water applications. The robust goldfinish housing resists wear and maintains integrity under varying thermal and pressure conditions typical in domestic and commercial settings. Precise springactuated control. The dependable springloaded mechanism provides consistent, accurate pressure discharge and helps keep internal conditions stable. Its unidirectional flow design clearly indicates installation alignment, reducing the risk of mishandling while maximizing flow efficiency in water heater valve applications. Standardized easy installation. With a 3/4' NPT male thread, this relief valve is compatible with American standard pipe fittings for quick integration into compatible heaters or plumbing systems, reducing setup complexity and downtime for both installs and maintenance. 23 use scenarios Installing on residential water heaters to provide a reliable safeguard against overpressure during peak demand or temperature fluctuations. Retrofitting commercial or multiunit building water heating systems where consistent relief performance and easy replacement are required. Replacing an aging or failing relief valve on existing plumbing or heating setups that use 3/4' NPT connections, ensuring continued compliance with safety and performance standards.