If you're serious about energy retrofits, you won't want to miss Marc Rosenbaum's online course, Deep Energy Retrofits. This is the companion to Marc's acclaimed "Zero Net Energy Homes" course, which was geared toward new construction projects. This course focuses exclusively on existing buildings up to 45,000 square feet.

According to Marc, this is a course for professionals who are serious about transformative energy upgrades in residential and commercial buildings. As a capstone project, participants will generate a deep energy retrofit (DER) strategy for a building of your choice with the help of Marc and your classmates.

Be prepared to work. This is no lightweight "lunch and learn." You'll have to work and will be challenged, but JLC is certain beyond doubt that you won't be disappointed with the quality of the instruction and accuracy of the information.

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