Green Building


Zero net energy, geothermal heat pumps, hydronics, building science, HVAC engineering, high efficiency boiler systems, passive house. We write regularly on technical issues related to green buildings and offer some amazing free tools to help you stay in the loop.

Building Science, Zero Net Energy, Passive House

Mike Duclos’s Passive VS Conventional Floor Planing + Sample Passive House Design (PDF)

Hydronics, Boilers, and Environmental Quality & HVAC Engineering

Free Course: How to Design & Sell Mod-Con Boilers with Roy Collver
Free Course: Achieving Hydraulic Separation in Hydronic Systems with John Siegenthaler
Free Course: Integrating ASHRAE HVAC Standards with Robert Bean
Free Course: Mastering the Outdoor Reset Curve with Dave Yates

Renewable Thermal: Geothermal Heat Pumps & Biomass

Free Course: Temperature Stacking in Thermal Storage for Biomass Heating Systems with John Siegenthaler

Resources for the Building Science Generalist

Looking for some new books or opportunities to build your knowledge base in zero energy buildings? Marc Rosenbaum, instructor of How to Think About Energy in Buildings course, shares his ideas for expanding your knowledge in the field of building science. You can tune into the video or read the transcript below.

Brit: What are some […]

Advice for Launching a Diverse Building Science Career

It’s no accident that HeatSpring instructor Marc Rosenbaum knows quite a bit about virtually all facets of the building science industry. When he began his career nearly 40 years ago, the industry and collective knowledge surrounding it didn’t exist yet. He didn’t have a choice but to become a generalist. 

For folks launching their building science […]

July 7th, 2022|Categories: Building Science, Green Building, Passive House, Sustainable Building, Zero Net Energy Buildings||

Why the World Needs Building Science Generalists

When HeatSpring instructor Marc Rosenbaum began his work in building science over 40 years ago, there wasn’t a whole industry surrounding it. There wasn’t research to reference or frameworks to follow. Marc and his generation of peers essentially invented the industry of optimizing buildings. Learning as he built his career made Marc a generalist. This […]

New Free Course: Introduction to Greywater Systems

For many, water scarcity is a fact of life. In fact, 51% of the United States was in drought as of March 2022. The Southwest is facing a particularly severe drought which began in 2000 and has continued ever since.  A recent study noted that the megadrought in the western United States is the driest […]

April 16th, 2022|Categories: Free Courses, Green Building, Nature-Based Solutions, Sustainable Building, Water||

Meet Greenwork: A New Platform for the Green Workforce

We sat down with Greenwork CEO and Co-founder, Sam Steyer, to learn about how his organization is fostering connection and streamlining the green workforce community. Greenwork is a platform that connects the best companies in solar, energy efficiency, electric vehicles, logistics, and the trades to fill some of the fastest growing job categories in America. […]

April 13th, 2022|Categories: Green Building, HeatSpring Partners, Solar, Technology & Engineering||