Published: March 15, 2020 - by Dan Holohan

Categories: Steam, Commercial Heating


In this excerpt from his Dead Men’s Steam School seminar, Dan Holohan talks about working on steam heating systems that involve high pressure, such as district heating systems (like in New York City, Philadelphia, and Denver). A pressure reducing valve (PRV) decreases the steam pressure for safety when the steam enters a building.

Want to learn more? Read Dan Holohan’s book The Lost Art of Steam Heating Revisited.