Catch John Siegenthaler at the Northeast Biomass Conference April 25 Duncan Miller HeatSpring instructor John Siegenthaler will be presenting a talk Piping and controls for retrofitting pellet boilers to existing heating systems on April 25 at this years Northeast Biomass Conference and Expo. John teaches HeatSpring’s online course Hydronic Based Biomass Heating Systems offered in partnership with the Biomass Thermal Energy Council. John will be speaking at the first day of the 2017 Conference & Expo which runs April 25-27 in Burlington, VT. Over 2,000 individual attendees and 400 businesses, agencies, and organizations are expected to attend. John’s talk Piping and controls for retrofitting pellet boilers to existing heating systems will cover: Pellet boilers combined with existing hydronic heating systems Optimizing pellet boiler operation and use of the existing boiler Piping and control strategies System schematics and control schematics Biomass Originally posted on March 10, 2017 Written by Duncan Miller Duncan was a co-founder of HeatSpring and worked with instructors, students, and industry partners. In his free time, Duncan volunteers caring for trees with Friends of Trees as well as Friends of Mt. Tabor. More posts by Duncan