Watts 0274596 Valve 318518-761 Rugged Construction: Built with high-quality

Rugged Construction: Built with high-quality internal bellows and a durable housing to withstand the rigors of mechanical rooms and outdoor condensing units

Most field failures are caused by improper lubrication or misalignment

5-ton furnace and air handler models

If retrofitting with R22 replacement blends

Watts 0274596 Valve 318518-761 Rugged Construction: Built with high-qualityThe Watts 0274596 is a 3 4 inch Model 174A 70 ASME rated pressure relief valve designed specifically for protection against excessive pressure in water heating and storage applications. Engineered for closed loop systems, this hot water boiler relief valve features a high capacity BTU hr rating to ensure rapid pressure discharge when system limits are exceeded. The valve is factory set at 70 PSI, providing a reliable safety threshold for high pressure