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

IGSHPA Accredited Installer (AI) Training – LIVE from the 2022 IGSHPA Conference

For the second year in a row, Ryan Carda is teaching the IGSHPA Accredited Geothermal Installer course live and in-person at this year’s IGSHPA Conference. It’s a hybrid course, with the majority offered in an online learning environment with the last day in-person at the 2022 IGSHPA Conference in Las Vegas, NV. You also receive the full […]

eQUEST vs. OpenStudio

Is eQUEST or OpenStudio better for running energy models? That was the question from a student this week. Here’s how they framed it:

“I’m interested in gaining a qualification in building energy modeling, to perform my firm’s energy rating building code compliance and also to assist my colleagues in making better sustainable design decisions. Looking to […]

What the Inflation Reduction Act Could Mean for the HeatSpring Community

UPDATE: The Inflation Reduction Act has passed Congress and has signed by President Biden.

For many of us working in clean energy and environmental stewardship, hearing that the Inflation Reduction Act passed through the Senate filled us with hope for a future where the United States prioritizes and funds climate action. As you’ve undoubtedly heard, the […]

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||