New Rules for Formaldehyde in IEQc4.4

LEED Interpretation #10250, issued January 1, 2013 and applicable to all LEED 2009 projects, as well NC-v2.2 and other systems, now allows for the use of urea in combination with melamine formaldehyde (MF) in certain circumstances.
by Brent Ehrlich

Editor's Update: As expected, LEED Interpretation #10250 was revisited by USGBC in its 4/1/13 release. This article has been updated to address that revision. 

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FTC Cracking Down on False R-Value Claims

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Large fines levied on companies making deceptive claims about R-values

Exaggerated claims, like this one for SUPER THERM, claiming R-19 for a coating of paint, are getting the attention of the Federal Trade Commission. Click to enlarge.Photo Credit: Superior Products International.

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Commercial-Scale Wind Power

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Why larger wind development projects make sense

Two 2.5 MW wind turbines in the Sheffield, Vermont wind project. Click to enlarge.Photo Credit: Martin Holladay

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Wind Power: Why it Doesn’t Make Sense Everywhere

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I'm a huge fan of wind power, but we should recognize that some applications of wind don't make sense

Aerovironment wind turbines on the Boston Museum of Science. Performance has been poor and Aerovironment has discontinued the product. Click to enlarge. 

Photo Credit: David Rabkin, Boston Museum of Science

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GSA May Abandon LEED Endorsement

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Rather than releasing its final report on LEED and other rating systems, the agency posts recommendations and asks for more feedback.

A victory for lobbyists? It should be easier to pitch the industry status quo to individual federal agencies that don't specialize in buildings.

Want to have a say in whether federal agencies keep using LEED? Here’s your chance.

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5 Reasons to Consider Onsite Wastewater Treatment for Your Next Project

Treating wastewater onsite can save owners money, but there are other good reasons too.
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Living Machines and other types of constructed wetlands are beautiful, but they’re not ideal for every client. Onsite wastewater treatment might make sense for your next project, though, depending on factors like the site, the local infrastructure, and the owner’s mission.

Here’s a quick guide to figuring out when and where onsite wastewater treatment makes sense. For a deeper look at the topic, read this month’s EBN feature article, “Waste Water, Want Water.”

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