Where might a pressure reducing valve (PRV) be commonly used?

A pressure reducing valve (PRV) is commonly used in heating systems and boilers because it serves to regulate and control the pressure of water or steam within these systems, ensuring that they operate safely and efficiently. In heating systems, maintaining a consistent pressure is crucial to prevent potential damage caused by excessive pressure, which could lead to leaks or failures in the system. Additionally, in boilers, the PRV is essential for controlling the pressure of steam, thus ensuring that the boiler operates within its designed specifications.

While PRVs can indeed be found in other applications such as residential plumbing, where they help maintain safe and manageable water pressure in a home, the specificity of their role in controlling pressure in heating systems and boilers makes this option particularly relevant. Overall, the effectiveness of a PRV in maintaining system integrity and safety in heating applications underscores its importance in the context of this question.