John Siegenthaler

Can a hydronic system effectively – and efficiently – provide heating, cooling, domestic hot water AND heat recovery ventilation in a residential home?  John Siegenthaler, P.E., a favorite to the webinar series, will discuss design details, challenges and lessons learned from a from a recent project profile of a modern hybrid approach utilizing an air-to-water heat Read more

There is an ongoing need for technicians who can diagnose and correct issues with all types of HVAC systems. Continuing from Troubleshooting Hydronic Systems, Part 1 where host John Siegenthaler, P.E. built a framework for system troubleshooting, this webinar will cover identifying common system problems and applying corrective actions. Siegenthaler finishes this two-part discussion at Read more

You’re invited to our complimentary educational series, Coffee with Caleffi™.  The popular series is an online technical training webinar and is intended for engineers, contractors, designers and wholesalers. What’s next? Air-to-Slab Heat Pump Systems Thursday, Nov. 17 12:00 – 1:00 p.m. CST Technical Content Level:  Intermediate  REGISTER TODAY Air to water heat pump technology is steadily gaining traction.  When a heat Read more

Caleffi North America, Inc., a leader in state-of-the-art engineered solutions for hydronic and plumbing systems and committed to providing Excellence in Education, is proud to introduce the 31st edition of idronics™:  Fundamentals of Pressure Reducing Valves.  This newest edition builds a technical foundation for selecting, installing and servicing pressure reducing valves.  Readers will learn how, when Read more

Caleffi North America, Inc., a leader in state-of-the-art engineered solutions for hydronic and plumbing systems and committed to providing Excellence in Education, is proud to introduce the 30th edition of idronics™:  Hydronics for Low-Energy & Net-Zero Buildings.  This newest edition describes concepts and technical details in crafting hydronic systems for these modern buildings. It stresses Read more