John Siegenthaler, P.E., hydronics expert and PM columnist, will be featured in the next Coffee with Caleffi webinar on Thursday, May 29 at 12 noon CDT. The online technical training webinar is free and is intended for contractors, designers and wholesalers.

During the webinar, Siegenthaler will discuss Air Source and Water Source Heat Pump Systems. He will address how heat pumps can be successfully combined with modern hydronic distribution systems to maximize heat pump performance while supplying heating, cooling and domestic hot water.