Historic preservation
In this video: A preservation expert shares how to restore an older home economically and energy efficiently.
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Habitat for Humanity
Habitat for Humanity is an organization that provides simple, sturdy homes. Learn how energy efficiency is a key factor in building these homes.
Geodesic domes
A geodesic design uses interconnected triangles to create a strong, environmentally friendly structure.
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.
Roof and attic
Your roof and attic play the most crucial role in your home's energy efficiency system, reducing your energy costs during the winter and summer.
Structural insulated panels
Structural insulated panels, also called SIPs, foam-core panels or stress-skin panels, are significantly more airtight than stud walls.
Trombe wall
Using the sun's stored energy to heat your home reduces your conventional energy consumption.
Air quality and ventilation in new homes
New, energy-efficient homes need new solutions to circulate and ventilate the air inside the home.
Modular homes
Modular homes are built in a factory under controlled conditions, then shipped to the homesite and placed on a permanent foundation.