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
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.
Geodesic domes
A geodesic design uses interconnected triangles to create a strong, environmentally friendly structure.
Insulated concrete forms
An insulated concrete form (ICF) system eliminates the cold drafts typical of wood-frame construction.
Finding an energy-smart builder
An energy-smart builder will help you make the right choices for your family and lifestyle.
Energy rater and performance consultant
An energy rater can help make your new home more energy-efficient through every stage of the construction process.
Talk to your utilities
Before you break ground on a new house, give your utility companies a call. They can help you avoid unnecessary expenses and construction delays.
Aging in place
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.