WHAT IS AN HRV? An HRV, or heat recovery ventilator, is a balanced...
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Field Notes: High Performance Building
Airtightness at Madrona Passive House? Easy peasy.
One of three performance metrics for Passive House certification is air tightness of...
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Materials Matter: Impact of 3 Thermal Bridges Illustrated
A thermal bridge is any component in a building assembly that “bridges” inside...
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National Institute of Building Sciences bestows prestigious Beyond Green Award on Karuna House
At an awards ceremony this afternoon at the National Institute of Building Sciences’...
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US Department of Energy awards highest level of certification to two H&H homes
The US Department of Energy just granted its highest level of green home...
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Construction Methods and Approach to the Glasswood Commercial Passive House Retrofit
This article was originally published in the Journal of Green Building, Volume 9,...
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Sam’s Lens of HAM – Heat, Air, Moisture, and Building Performance
The first bit of building science knowledge that any aspiring high performance builder...
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Legacy Building: Reaching Net Zero, Part III
This post is the third of three examining net zero energy building. The...
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Performance Matters: Reaching Net Zero, Part II
Last week I shared the post “Is Solar Smart?: Reaching Net Zero, Part...
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Is Solar Smart?: Reaching Net Zero, Part I
Last night I had the privilege of presenting as part of a “Net...
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