Credit: Photo Courtesy Lake|Flato Architects

How to Succeed with the Living Building Challenge: 12 Teams Share Tips

The bar is high—that’s obvious—but watch out for some surprising pitfalls. Here’s how dedicated teams have tackled Living Building challenges.

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Product News & Reviews

Spray Foam with Minimal Global Warming Impact Now Available

U.S. production of next-generation HFO blowing agents signals a positive shift in the spray polyurethane foam (SPF) market.

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Heat-Pump Clothes Dryers Finally Reach U.S.

Whirlpool’s ventless hybrid heat pump dryer technology promises substantial energy savings along with increased capacity and fast drying times.

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Green Building News

USGBC, Chemical Industry Begin Talks

You say “risk” and I say “hazard,” but we can’t call the whole thing off. So the Supply Chain Optimization Working Group is set to begin its work.

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Material Health Tools Harmonize

Manufacturers should get more consistent signals as Cradle to Cradle, GreenScreen, Pharos, and other tools align, while staking out niches.

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AIA Prioritizes Resilient Design, Product Transparency

New statements on resilience and healthy materials expand the AIA’s environmental advocacy.

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Harmful Chemicals May Leach from PEX into Drinking Water

Replacing PVC with untested substitutes? New research shows how little we understand about how plumbing materials affect indoor water quality.

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Polyiso Manufacturers Turn Blind Eye to Problems at Cold Temperatures

R-values that fluctuate with temperature can be a serious problem with polyiso in some climates. New design guidance could help.

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From the Editors

Muscoe Martin: 1955–2014

The green building world has lost another champion, Muscoe Martin, of Philadelphia.

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Environmental Building News

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GreenSpec new listings

Dyson Airblade dryers

Dyson B2B, Inc.
Added on 12/01/2014

Rada Digital Thermostatic Faucet

Rada Controls
Added on 12/01/2014

Rada Digital Thermostatic Shower

Rada Controls
Added on 12/01/2014

Stelpro Design Bathroom Fans

Stelpro Design Inc.
Added on 10/13/2014

Residential Advice & Analysis

A View from Inside the Climate March

Posted September 22, 2014 by Nadav Malin

Foam-In-Place Insulation: 7 Tips for Getting Injection and Spray Foam Right

Posted August 18, 2014 by Peter Yost

Our Energy Solutions Have All Been Found

Posted June 11, 2014 by Alex Wilson

The Cover Image That Set Off a Firestorm

Posted June 9, 2014 by Nadav Malin

Hurricane in a Bottle: Testing Building Assemblies for Moisture Resistance

Posted June 4, 2014 by Alex Wilson