John Siegenthaler

John Siegenthaler is a licesed professional engineer and the founder and principal of Appropriate Designs. A graduate of Rensellaer Polytechnic Institute, he has over 32 of experience in designing modern hydronic heating systems. John is also an Associate Professor Emeritus of engineering technology at Mohawk Valley Community College in Utica, NY. He is the author of the text Modern Hydronic Heating, and numerous other publications dealing with hydronic heating.