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Is Retrofitting With Exterior Straw Bale Insulation Practical?

by LiveModern Webmaster last modified Jan 04, 2012 02:10 AM
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by last modified Jul 05, 2011

Images of Yannick Mollin House, Laval, France, credit Yannick Mollin When I wrote my post What's The Greenest Insulation? It's Getting Harder To Decide Every Day , a number of commenters wondered why I didn't include straw bale. The main reason was that it is usually considered for new builds, but the real problem facing much of North America and the UK is insulating what we have rather than building new; we don't need a lot of new houses right now. Straw has a low R value, so for it to do a good job, it has to be too thick for a retrofit inside a home. But not Outside a home. Many houses are retrofitted by wrapping in expanded polystyrene; why not wrap it in straw? Rob Hopkins of Transition Culture points to the work of Keven Le Doujet at the University of Cambridge, who wrote a massive thesis on the subject in 2009.... Read the full story on TreeHugger






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