About John Siegenthaler

John Siegenthaler, P.E., is a mechanical engineer and graduate of Rensselaer Polytechnic Institute, a licensed professional engineer, and Professor Emeritus of Engineering Technology at Mohawk Valley Community College. “Siggy” has over 32 years of experience in designing modern hydronic heating systems. He is a hall-of-fame member of the Radiant Professionals Alliance and a presenter at national and international conference on hydronic and radiant heating. John is principal of Appropriate Designs – a consulting engineering firm in Holland Patent, NY. The 3rd edition of his textbook – Modern Hydronic Heating – was released in January 2011. John currently writes about hydronic heating and solar thermal system design for several trade publications.

Air-to-Water Heat Pumps: Basic Terminology & How They Work

This is the tenth in a series of Heat Pump 101 videos from instructor and author, John Siegenthaler, P.E.. “Water-to-Water Heat Pumps” was the previous lesson in the series. You can enroll in John’s Heat Pump 101 course for free to learn the very basics of heat pumps in less than an hour.

Air-to-Water heat pumps […]

July 18th, 2023|Categories: Heat Pumps, Hydronic Heating, Refrigerants|Tags: |

Water-to-Water Heat Pumps: Basic Terminology & How They Work

This is the ninth in a series of Heat Pump 101 videos from instructor and author, John Siegenthaler, P.E.. “Water-to-Air Heat Pumps” was the previous lesson in the series. You can enroll in John’s Heat Pump 101 course for free to learn the very basics of heat pumps in less than an hour.

Water-to-Water heat pumps […]

July 11th, 2023|Categories: Free Courses, Geothermal Heat Pumps, Heat Pumps, Hydronic Heating||

Water-to-Air Heat Pumps: Basic Terminology & How They Work

This is the eighth in a series of Heat Pump 101 videos from instructor and author, John Siegenthaler, P.E.. “Air-to-Air Heat Pumps” was the previous lesson in the series. You can enroll in John’s Heat Pump 101 course for free to learn the very basics of heat pumps in less than an hour.

Water-to-air heat pumps […]

July 3rd, 2023|Categories: Free Courses, Geothermal Heat Pumps, Heat Pumps||

Air-to-Air Heat Pumps: Basic Terminology & How They Work

This is the seventh in a series of Heat Pump 101 videos from instructor and author, John Siegenthaler, P.E.. “Four Common Types of Heat Pump Configurations” was the previous lesson in the series. You can enroll in John’s Heat Pump 101 course for free to learn the very basics of heat pumps in less than […]

June 26th, 2023|Categories: Free Courses, Heat Pumps, HVAC Design|Tags: , |

Heat Pumps 101: Four Common Types of Heat Pump Configurations

This is the sixth in a series of Heat Pump 101 videos from instructor and author, John Siegenthaler, P.E.. “How Do Heat Pumps Pull Heat from Cold Air?” was the previous lesson in the series. You can enroll in John’s Heat Pump 101 course for free to learn the very basics of heat pumps in […]