Comparing Eight Cold-Climate PH Envelopes

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Comparing Eight Cold-Climate PH Envelopes

Passive Houses with different wall systems are studied to see what their life cycle energy and carbon savings are compared to conventionally built homes.

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Living Lightly in Ithaca's EcoVillage

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March 15, 2015

When Ray Stiefel began planning his energy-efficient Passive House (PH) project in upstate New York, the net zero building concept was virtually unknown in the United States. It took seven years of discussion and research ... [continue reading]

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Are We Ready for Better Buildings?

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March 11, 2015

I recently had a phone conversation with a frantic contractor who was in charge of a Passive House (PH) retrofit. He was in desperate need of an air-sealing specialist. The house was leaking almost a 700 ... [continue reading]

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Air Sealing Challenges for Small Buildings

Author: Steve Mann
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February 27, 2015

Even the smallest, simplest homes are hard to air seal to Passive House standards. [continue reading]

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The Active World of Passive Houses

Author: Mike Smith
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January 15, 2015

The International Passive House Association estimates that there are around 40,000 certified Passive Houses (PHs) worldwide. Initially, that might seem like a large number; however, in a world with more than 7 billion inhabitants, even the most ... [continue reading]

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Sequential Energy Upgrades

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January 01, 2015

Your clients may not always have the budget to go "all the way," but this contractor's got a Passive House solution that's a real win-win. [continue reading]

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Comparing Eight Cold-Climate PH Envelopes

Author: Mary James
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October 26, 2014

Passive Houses with different wall systems are studied to see what their life cycle energy and carbon savings are compared to conventionally built homes. [continue reading]

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YesHaus

Author: Duke Elliott
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September 04, 2014

The story of how a small committed team in Bozeman, Montana, is quietly changing the way homes are built. [continue reading]

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West Coast Passive House Meets Target

Author: Mary James
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April 30, 2014

Olympia, Washington, is in a marine climate, but it’s a northern marine climate, not a beach-lounging one. Because Olympia has 5,130 heating degree-days (HDDs) on average—more than Pittsburgh, Pennsylvania—clients of ... [continue reading]

Survey - Healthy Efficient New California Homes Study

Wanyu Rengie Chan

Survey - Healthy Efficient New California Homes Study

Lawrence Berkeley National Laboratory is conducting a research study on new homes in California. We invite you to participate in ...

New Report Reveals Importance of Energy Efficiency in Keeping Electricity Rates Low

Allison Eckley

New Report Reveals Importance of Energy Efficiency in Keeping Electricity Rates Low

Clean energy is no longer a niche industry—its presence continues to expand nationwide, with the most recent impacts ...

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