Trombe wall
Using the sun's stored energy to heat your home reduces your conventional energy consumption.
Historic preservation
Older homes can benefit from energy efficient remodeling techniques.
In this video: A preservation expert shares how to restore an older home economically and energy efficiently.
More from this category
Geodesic domes
A geodesic design uses interconnected triangles to create a strong, environmentally friendly structure.
Air quality and ventilation in new homes
New, energy-efficient homes need new solutions to circulate and ventilate the air inside the home.
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.
Building an energy-smart house
Finding an energy-smart builder
An energy-smart builder will help you make the right choices for your family and lifestyle.
Turning a barn into an energy-smart home
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.
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.