22 Jun '11, 12pm

Is It Time to Stop Insulating?

Most readers of this blog know about my problems with batt insulation from my post earlier this year, and I was pleased to read a recent post by Tristan Roberts about problems with denim batt insulation in which he referenced my insulation post. Now spray foam products, the darlings of the green building industry, are under review by the EPA for health problems related to their blowing agents. And just last month the U.S. Department of Health and Human Services issued its 12th report on carcinogens , classifying inhalable glass fibers (along with formaldehyde and styrene) as carcinogens. Finally, there are concerns with the dust and additives used in cellulose insulation, raising some suspicions about that product’s green credentials. What’s left? Most of the familiar insulation products are under mild to moderate clouds. Batt insulation, in general, is a challenge to inst...

Full article: http://www.greenbuildingadvisor.com/blogs/dept/green-buil...

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