Zero Net Energy Buildings


Marc Rosenbaum’s ‘Zero Net Energy Buildings’ has helped students produce hundreds of zero net energy home designs since 2011, many of which have been built.

Air-to-Water Heat Pump training now Free for Members

Starting today, for a limited time, Air-to-Water Heat Pumps for Hydronic Heating & Cooling is free for HeatSpring Members. 

Air-to-Water heat pumps are up there with solar pv and energy storage on the list of ready-to-deploy technologies enabling our energy transition. No matter where you live, you’re going to see big incentives for heat pumps soon […]

Meeting the Demands of the Solar Plus Era: Why Shaw Solar is Launching their Distributed Energy Resources (DER) Electrical Apprenticeship Program

Based in Durango, Colorado, Shaw Solar can be described as a big fish in a small pond. Opening their doors back in 2006, they initially worked on residential and small commercial solar thermal and PV and some lead-acid battery storage. They are a member of the Amicus Solar Cooperative and a certified B Corp. Today, […]

The Basics of Home Electrification

In 2020, 26% of U.S. households used electricity as the only source of energy (32.25 million out of 123.53 million homes), according to the U.S. Energy Information Administration.

With new incentives for electrification and renewable energy in the Inflation Reduction Act to help households save thousands of dollars in upfront costs, the trend of home and […]

Heat Pumps 101: Thermodynamic Basics

This is the second in a series of Heat Pump 101 videos from instructor and author, John Siegenthaler, P.E.. “The Difference Between Energy & Power” was the previous lesson in the series. You can enroll in John’s Heat Pump 101 course for free to learn the very basics of heat pumps in less than an […]

May 17th, 2023|Categories: Free Courses, Geothermal Heat Pumps, Heat Pumps, Hydronic Heating, Zero Net Energy Buildings||

New Free Webinar Announcement: Home Assessments for Decarbonization

Electrification of existing homes is a hot trend, and rightfully so with all the latest incentives for residences and businesses to transition to electric. Anyone working in the retrofit field is likely – sooner or later – to be asked to help a homeowner with this process. While it can be straightforward, more often it […]