ill Nolan, project administrator and president of the Apopka, Fla.-based Affordable Housing Institute, wanted to test the hypothesis that durable, energy-efficient homes can be built for low-income buyers. with margins much tighter on low-cost housing, he felt that only a field experiment would adequately separate real working solutions from hype.
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Nolan's test included three homes built with different systems--wood framed, lightweight concrete, and concrete block.
Even before the door and windows were installed in the homes, built in an Orlando suburb, a walk-through proved that wood-framed version with a radiant barrier stayed coolest under the broiling summer sun.
"We knew we were onto something
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