Geodesic domes
A geodesic design uses interconnected triangles to create a strong, environmentally friendly structure.
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 efficient kitchen remodel
This kitchen remodel features a new window, energy-efficient lighting, new appliances and side-wall insulation.
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.
Finding an energy-smart builder
An energy-smart builder will help you make the right choices for your family and lifestyle.
Modular homes
Modular homes are built in a factory under controlled conditions, then shipped to the homesite and placed on a permanent foundation.
Aging in place
Insulated concrete forms
An insulated concrete form (ICF) system eliminates the cold drafts typical of wood-frame construction.
Air quality and ventilation in new homes
New, energy-efficient homes need new solutions to circulate and ventilate the air inside the home.