Historic preservation
In this video: A preservation expert shares how to restore an older home economically and energy efficiently.
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Trombe wall
Using the sun's stored energy to heat your home reduces your conventional energy consumption.
Building an energy-smart house
Modular homes
Modular homes are built in a factory under controlled conditions, then shipped to the homesite and placed on a permanent foundation.
Geodesic domes
A geodesic design uses interconnected triangles to create a strong, environmentally friendly structure.
Turning a barn into an energy-smart home
Energy rater and performance consultant
An energy rater can help make your new home more energy-efficient through every stage of the construction process.
Choosing energy-smart products
When building your new home, don't forget about the importance of energy-conserving products like furnaces, air conditioners and appliances.
Net Zero Community
Check out a new neighborhood concept and see how one builder is changing the way homes are built with a goal to use zero energy.