specifically for high-capacity ASME Section IV commercial boilers and storage vessels

Common Questions: Can this actuator replace other brand models

It is essential to verify your specific model and serial number against the manufacturer’s parts list before installation

Key Benefits: High-Temperature Protection: Fixed L180F trip point ensures the system shuts down before reaching dangerous thermal levels

Watts 0121517 Valve 322056-301 specifically for high-capacity ASME SectionThe Watts 0121517, high capacity LF174A pressure relief valve, is a critical safety component designed for large scale hot water heating systems and domestic supply boilers. Engineered with lead free copper silicon alloy construction, this 1. 25 inch ASME Section IV rated valve provides reliable protection against over pressurization. With a factory set relief pressure of 80 PSI and a steam discharge capacity of 3,605,000 BTU hr, it is purpose built