Geodesic domes
A geodesic design uses interconnected triangles to create a strong, environmentally friendly structure.
Turning a barn into an energy-smart home
A century-old barn gets the ultimate makeover - with lots of energy-smart technology.
In this video: A contractor and homeowner share how they turned their vision for a barn house into a unique, energy efficient home.
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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.
Historic preservation
A preservation expert shares how to restore an older home economically and energy efficiently.
Aging in place
Energy rater and performance consultant
An energy rater can help make your new home more energy-efficient through every stage of the construction process.
New home comfort issues
Modular homes
Modular homes are built in a factory under controlled conditions, then shipped to the homesite and placed on a permanent foundation.
Insulated concrete forms
An insulated concrete form (ICF) system eliminates the cold drafts typical of wood-frame construction.
Trombe wall
Using the sun's stored energy to heat your home reduces your conventional energy consumption.