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Majority of LEED Homes Are Affordable

On the heels of the delay of LEED 2012, the USGBC announced that the organization has certified more than 20,000 LEED for Homes units since the residential program launched in 2008.  Moreover, about 51% of all certified homes qualify as affordable housing, and about 79,000 LEED for Homes units are in the pipeline right now.

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East Coast Passivhaus with a Green Roof

As of today, the first house designed and built to the Passivhaus standard in Arlington is now on the market.  The million-dollar home — referred to as the Arlington Passivhaus — was built by Southern Exposure Homes, a builder run by brothers Eric and Roger Lin, with an emphasis on airtightness and energy efficiency.  But there’s also a 700-square-foot green roof, contemporary interior finishes, and landscape that reduces stormwater runoff.

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Zola Unveils New Passivehaus Windows

Zola European Windows recently sent us a press release with information about their new array of windows and doors made in a CAD/CAM facility in Europe.  The company is owned by Florian Speier, a Swiss architect and Certified Passive House Consultant, and headquartered in Colorado to serve U.S. and Canadian customers.  The aim is to provide products that are durable, energy-efficient, airtight, beautiful, and affordable.

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How LEED Delay Impacts LEED for Homes

The process to adopt the next version of LEED has been pushed back according to an announcement by USGBC President and CEO S. Richard Fedrizzi earlier this week. The change means LEED 2012 (now being called LEED v4) will likely not be brought up for a vote on adoption until the middle of next year.

The new standard has already been through four comment periods, with the credit language and the manner in which credits would be evaluated under discussion. There have been revisions in each of these comment periods. A fifth comment period is now scheduled for this fall (October 2 – December 10) and the actual balloting on adoption of LEED v4 is expected to begin June 1, 2013.

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Light 12-Glazed Window on the Horizon

In the USA, most windows are probably single- or double-glazed and some builders will use triple-glazed windows for Passive House and other high-performance homes.  But in Hanover, Germany, a 12-glazed window prototype by Mariusz Paszkowski and Antoni Kostka was the star of the recent International Passive House Conference, according to Der Standard.  Check out these windows with aerogel!

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Reclaimed Wood with a Rainscreen Install

I’ve been following Matt Risinger’s blog for about a year, because he’s sharing great videos about high-performance homes in Austin, Texas.  Take this video about using old pine siding from a home built in 1935.  The siding is in a condition to be reclaimed because it’s had enough air to dry when wet over the years.  Now that it’s being re-used, Risinger shares the vented rainscreen he used to make sure the siding lasts another 80 years.

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