New Campbell-Sevey 3D animated video gives you an inside look into how a pilot operated pressure regulator works. A quality pressure regulator is one of the most important components in your steam system since control of pressure is critical to efficient and safe operation. In this new video created by Campbell-Sevey, we illustrate a Pilot Operated Pressure Regulator and how it works. This regulator is commonly used for the majority of steam pressure reduction applications. Click the image above to see the video.