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TABLE OF CONTENTS
HERE’S A SAMPLE OF WHAT’S INSIDE:
“In 2007, Brookhaven National Laboratory conducted a landmark study of the emission characteristics of gas, oil and wood pellet heating systems ... Using a gas furnace with an 81% AFUE (annual efficiency), researchers recorded only tiny amounts of fine particulate emissions.”


 


ON THE COVER
2011 BUILDING SCIENCE UPDATE
Artist: Viktor Koen, 2010 photography and computer-generated collage, 8.2” x 9.” Commissioned by Green Builder Media. Private Collection. All rights reserved.


Visit us at www.greenbuildermag.com for up-to-date news analysis, case studies, new green projects, code and reg updates, thought-provoking blogs, cutting-edge products and much more.


 


ENTER THIS MONTH’S GIVEAWAY...........4


INTRODUCING: VISION HOUSE(R) LA ...........12
Construction is just getting under way on our most exciting green demonstration home ever: a California contemporary that’s modern, super energy-and water-efficient and sure to turn heads.


2011 BUILDING SCIENCE UPDATE: AN ENDLESS CYCLE ...........16


SECTIONS
Closing the Loop ...........19
Manufacturers have begun to pursue life-cycle assessments for their products and processes. What does this mean to green building science and the environment? And what’s the logical next step? By Matthew Power


Trial by Fire ...........26
Your clients want to know which kind of heating technology is “greenest.” While there are no simple answers, we can help you sort through the environmental pros and cons of the most common methods of space heating. By Tux Turkel


Basement Retrofits: Best Practices ...........34
Along with wall insulation, a below-grade makeover should integrate smart choices about water pipes and mechanicals. By Barbara Horwitz-Bennett


Flat Roofs: A Natural Green Fit ...........43
Carefully installed flat roofs can offer easy access to solar arrays, reflect heat, expand indoor-outdoor living and provide a platform for gardens. By Dan McCue


The Truth about Fly Ash ...........52
Many products now boast about using waste fly ash as an additive. We wanted to make sure it’s as clean and green as advocates claim. By Barbara Horwitz-Bennett


FROM THE TAILGATE ...........64
New offerings for the sustainable minded.


08.2011
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