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Historic preservation
A preservation expert shares how to restore an older home economically and energy efficiently.
Energy rater and performance consultant
An energy rater can help make your new home more energy-efficient through every stage of the construction process.
Air quality and ventilation in new homes
New, energy-efficient homes need new solutions to circulate and ventilate the air inside the home.
Energy efficient kitchen remodel
This kitchen remodel features a new window, energy-efficient lighting, new appliances and side-wall insulation.
Trombe wall
Using the sun's stored energy to heat your home reduces your conventional energy consumption.
Structural insulated panels
Structural insulated panels, also called SIPs, foam-core panels or stress-skin panels, are significantly more airtight than stud walls.
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.
Insulated concrete forms
An insulated concrete form (ICF) system eliminates the cold drafts typical of wood-frame construction.