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.
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.
More from this category
Energy rater and performance consultant
An energy rater can help make your new home more energy-efficient through every stage of the construction process.
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.
Building an energy-smart house
Structural insulated panels
Structural insulated panels, also called SIPs, foam-core panels or stress-skin panels, are significantly more airtight than stud walls.
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.
Decoding building requirements
Learn about some of the changes for new homes built today. An expert highlights some of the things to consider when building a new home.
Trombe wall
Using the sun's stored energy to heat your home reduces your conventional energy consumption.