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JA N UA RY/ F E B R UA RY 2011 Vo l. 28 N o. 1 contents Editorial 2 3 NEW TRADITION HOMES 28 Energy-Effi cient Homes Predictions, Performance, and Real-World Results by Shaun Hassel, Ben Hannas, and Michael Blasnik Houston may be a standout in the market, but it seems that energy effi ciency programs and DOE standards are lifting all homes to better effi ciency. My Friend the Smart Meter Letters Defending Energy Recovery Ventilators, Finding the Right Reasons for Energy Effi ciency, and National Standard Needed for Radon In heating-dominated climates, 40% or more of the air you breathe in your home originated in your crawl space. Energy Star 6 Energy Star for Homes 3.0 Tools 38 The Scary 12 Digital Manometers Trends 18 Showdown in New Orleans 24 Residential Building Research at NREL Crawl Space by David Hales We build crawl spaces because they are cheaper than basements. But controlling moisture can be a challenge, depending on the climate zone. Mar vin Torres and Kimberly Carlo 27 Practice Makes Perfect New & Notable 50 How to Score Points by Simplifying Complexity; Social Networking Community for HP Professionals Launches; IECC Steps Up to the 2030 Challenge; and more! Transportation to rural Alaska includes barges on the Yukon River—during the summer. 34 Weatherization FOCUS ON ENERGY in Rural Alaska Anything but Weatherization as Usual by Kimberly Carlo Seen the TV show “Ice Road Truckers” on the History Channel? Some of those trucks are carrying material to weatherize homes in a far-off Alaskan Native American village. 44 Dehumidifi er 54 Advertiser Index 55 Sustainable Connections 56 Calendar Metering Study by Andy Mendyk and Dan Cautley The verdict is in: Homeowners across the country do use dehumidifi ers, and a good amount of collective energy, to keep their homes dry. FRONT COVER PHOTO: The supply routes to rural Alaska include icy roads like the Dalton Highway. Photographer: Patrick Endres www. homeenergy.org 1

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