Geodesic domes
A geodesic design uses interconnected triangles to create a strong, environmentally friendly structure.
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
Structural insulated panels
Structural insulated panels, also called SIPs, foam-core panels or stress-skin panels, are significantly more airtight than stud walls.
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 efficient kitchen remodel
This kitchen remodel features a new window, energy-efficient lighting, new appliances and side-wall insulation.
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.
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.
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.