In newer homes, energy-efficient building practices are used to avoid drafts, but these air tight homes can result in uncomfortable air quality and ventilation.

See our Air Quality section for more information.

In this video: An industry expert discusses green technologies that improve air quality in new construction.

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Aging in place

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Insulated concrete forms

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An insulated concrete form (ICF) system eliminates the cold drafts typical of wood-frame construction.

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Historic preservation

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A preservation expert shares how to restore an older home economically and energy efficiently.

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Trombe wall

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Using the sun's stored energy to heat your home reduces your conventional energy consumption.

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