In the article below, John Siegenthaler, Principal of Appropriate Designs, explains how air-to-water heat pumps offer new opportunities for hydronic pros. At the end of the article, John runs the numbers to answer the question: “How does the performance of an air-to-water heat pump compare to that of a geothermal heat pump?” John teaches two […]
Architects, engineers, installers, contractors, and building science professionals…Read this article to learn more about free online courses and how you can earn 32 AIA credits this January!
I met Richard Paradis, Director of Whole Building Design Guide, a branch of the National Institute of Building Sciences, during my recent trip to Washington, DC. I’d received an email […]