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June 2nd, 2011

Welcome!

Welcome to GreenSpec Insights, an independent resource for architects, green consultants, and building product specifiers. Each week, we aim to bring you not only unbiased new product reviews, but also insights into what's really important for environmental performance in specific product categories. We hope you find it useful -- send your suggestions and other comments to Insights@GreenSpec.com.

Past GreenSpec Insights Issues

Energy-Efficient Windows: Getting "Under the Hood"

Spray Foam: Good or Evil?

Formaldehyde, it's everywhere!

Unbinding The Secret World of Flooring Adhesives: Pharos

- Jim Vallette

Adhesives and sealants grip much of the building marketplace. Some binders hold cellulose particles in place in substrates; others forge gypsum slurries into wallboard and ceiling tile, fuse carpet backings, and encapsulate wood flooring.

The degree of scrutiny that adhesives and sealants receive can depend upon physical circumstances. When adhesives are integral to a product—like formaldehyde-based resins in particleboard or casework—these chemicals are examined in the context of the product as a whole.

But until now, specifiers have faced an analysis gap when the adhesive is separate from a building material until it is installed—even when manufacturers require its use.

Pharos is beginning to close that gap with the opening of its new flooring adhesives category, which links evaluations of adhesives with the products that require them.
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Should Some Recycled Content Claims Get an Asterisk?

- Jennifer Atlee

Recycling, and recycled content are good, right? Yes, but with some products you must look beyond that to decide if a product is truly green.
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Should Some Recycled Content Claims Get an Asterisk?


In a recent webcast on green building product certifications, I gave a counterintuitive example of greenwashing: a "recycled steel cabinet." Based on the number of questions I got about this, I realized this needed some more explaining.

Don't get me wrong: I'm very much in favor of recycling and laud the steel industry for its recycling rates. But a claim of recycled content in a product can be misinterpreted, and there's also more to the relative greenness of a cabinet than recycled content. Here's what I mean:

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