Free Courses


HeatSpring’s expert instructors occasionally give away some amazing free courses. You can see a full list of these courses and enroll by browsing our Free Courses.

What is NEM Paired Storage?

“Energy Storage Net Metering”, also known as “NEM Paired Storage”, allows a customer with a behind-the-meter solar + storage system to discharge their battery, exporting stored energy back to the grid and receive a net energy metering credit.

NEM Paired Storage can impact the economics of an energy storage project in a meaningfully positive way. It’s […]

Where are the Best Opportunities for Solar + Storage?

We’re excited to announce a new free class, developed in partnership with Energy Toolbase: “Optimizing the Economics of C&I Solar + Storage Projects in California”.

It’s worth paying attention because the presentation is packed with useful data you won’t find anywhere else. Energy Toolbase recently completed a rigorous, months-long analysis where they studied the economics of […]

To Electrify or Not To Electrify? – a new free course

Should we be trying to electrify everything? To help answer that question, we’re excited to present, “To Electrify or Not To Electrify?” a new free course taught by Robb Aldrich and Nicole Ceci from Steven Winter Associates. Their presentation is offered in partnership with the Northeast Sustainable Energy Association.

About the Course

Should we be trying to electrify […]

Air-to-Water Heat Pump & Ventilation Retrofit: A New Free Course

Here’s the story of “Finally Fossil-Fuel Free: Air-to-Water Heat Pump & Ventilation Retrofit”, a new free course presented by Brian Just from the Vermont Energy Investment Corporation. His presentation is offered in partnership with the Northeast Sustainable Energy Association.

Air-to-water heat pumps have generated a lot of excitement for their enormous retrofit potential. This case study […]

Hempcrete 101: A New Free Course

Here’s the story of “Hempcrete 101”, a new free course presented by Tom Rossmassler, Alex Sparrow, Bruce Friedman, and Jennifer Martin, offered in partnership with the Northeast Sustainable Energy Association.

In this presentation we will take a deep dive into the rich world of carbon-beneficial materials that are helping to lead our industry in responsible design […]