PM Live

January 31, 2017

Las Vegas, NV

About the Instructors:

siegenthaler bigJohn Siegenthaler
Appropriate Designs

John Siegenthaler is Principal of Appropriate Designs, a consulting engineering firm in Holland Patent, N.Y. He is a mechanical engineering graduate of Rensellaer Polytechnic Institute and a licensed professional engineer. He has over 25 years of experience in designing modern hydronic heating systems. John is also an Associate Professor 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. John is also a contributing editor for PM, and its monthly "The Glitch & The Fix" column, which offers hydronic troubleshooting solutions in conjunction with the magazine's twice-monthly Radiant & Hydronics e-Newsletter.
wohlfarth bigRay Wohlfarth
Fire & Ice Heating & Cooling

Ray Wohlfarth is the proud parent of four children and president of Fire & Ice Heating & Cooling in Pittsburgh, PA. He is the author of five technical books on boilers and one children’s book. He is a columnist for Plumbing & Mechanical, PM Engineer, and Engineered Systems magazines. He is past president of Pittsburgh ASHRAE and currently serves on the Board of Governors for WV ASHRAE. He is the secretary of WV APPA and a member of Radiant Professionals Alliance. Ray taught classes for RSES, Green Building Alliance, OESP, Steamfitters Local Union, WV APPA, and ASHRAE

Produced By:

Co-Located With: