Wikipedia commons I have always wondered why a sandwich of polystyrene and concrete is considered green, and have taken significant abuse for my position on insulated concrete forms (ICF). Now an interim report from the impressive-sounding MIT Concrete Sustainability Hub attempts to “deliver a new level of clarity” to the issue, and “to demonstrate the potential energy savings due to the benefits of thermal mass, effective insu… Read the full story on TreeHugger
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Big Surprise: New Study Shows Insulated Concrete Forms Are Better Than Crap