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The Power Haus -22 HERS Index Home

The ‘Power Haus’ by Josh Wynne Construction in Sarasota, Florida has achieved the lowest HERS rating on record in the U.S., a negative 22, with an elegant, well-crafted design. Earning 118 LEED points the home is just shy of also becoming the highest scoring LEED home in the country by 1.5 points to the Helenowski Residence in Chicago, which holds the highest known score at 119.5.

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Five Passivhaus Concepts for New Orleans

DesignByMany recently held a contest seeking a low-cost, low-energy home for New Orleans. The brief requested designs in a shotgun typology and entrants were encouraged to strive to meet Passive House standards.  The winners have now been announced and sustainable.TO took top honors, according to Arch Daily.  Check out the top five homes, and click through for more detail on each home.

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Designer CFL Perfect for Naked Lighting

Plumen 001, a designer CFL by Hulger, is now being offered for sale in the U.S.  The 120-volt light bulb uses 11 watts, outputs 680 lumens, lasts about 8 years, has a color rendering index of more than 80, and has a color temperature of 2700 Kelvin.  It is not dimmable and requires careful cleanup if broken, but that’s how these lights can be.  Pre-orders ship on June 1, and each bulb sells for $29.95.

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Google Intros Smart LEDs, Android@Home

In the very near future, expect to be able to control devices, appliances, and lights in your home with the help of Google. That’s the information coming out of Google’s developer conference, Google I/O, where Android@Home was first announced. With the right app, an Android-powered smart device, and an intelligent LED replacement bulb from Lighting Science Group, a savvy homeowner could geek out a home without much effort.

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How to Improve Home Cooling with Trees

While green homes often sport all manner of technical solutions to keep them optimized and efficient, the landscaping can have a significant effect on the building and its energy use. Site orientation and landscape can also be powerful tools to control the energy needs of a building. While it’s not practical to reorient most homes, in many cases you can still make improvements by planting trees.

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GE Unveils New Cyclopentane Fridges

GE just announced a big improvement in what it uses to make 16-, 17-, and 18-cubic-foot top-freezer refrigerators in Decatur, Alabama.  After retrofitting its existing plant (to keep jobs in the states), GE swapped out HFC-134a as a foam-blowing agent in favor of using cyclopentane, a blowing agent with significantly less global warming potential.

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