25 Jun '13, 5pm

It's a polystyrene palace! @bglive Net-zero energy homes pay off big...

Alex, thank you for the article. My name is Charles Leahy and I am president of Eco-Panels LLC, a manufacturer of polyurethane structural insulated panels. I wanted to point out a number of factually misleading statements related by the first commenter. I'm sorry that these comments have been on-line and viewed for a year now as it helps to feed misinformation in the market-place. In fact I in no way fault the writer since these misconceptions propagated by some are so widespread. As an interested party I would like to address them as best I can. I do believe, as you do, that polyurethane is a superior product in health and safety to EPS or polystyrene for a variety of reasons you do not even begin to address. As one that does have a science background (degree Applied Physics and 20+ yrs in advanced technology industries) I have a very good understanding of the physics and...

Full article: http://www2.buildinggreen.com/blogs/avoid-polystyrene-ins...

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This week's Energy Solutions blog: the evolution of weather-resistive barriers - moving beyond Tyvek:

This week's Energy Solutions blog: the evolutio...

buildinggreen.com 26 Jun '13, 3pm

We’ve come a long way from the early Tyvek housewrap; our experience with the German Pro Clima Solitex weather-resistive b...

Building Science: Is NIST Serious About Net-Zer...

greenbuildingadvisor.com 19 Jun '13, 9am

The National Institute of Standards and Technology (NIST) still handles a lot of our basic numbers work, keeping lasers, h...