The Search for Thermal Comfort

Spotlight Article:

The Search for Thermal Comfort

In the beginning there was woman and man, naked; I assume. The body’s core temperature is stable at about 98 °F. In an outdoor environment with a temperature between 65 to 102 °F, a ...

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Testing Duct Testers

Author: Paul Raymer
premium CONTENT
June 29, 2012

According to DOE’s Building America program data, typical residential ductwork efficiency is about 67%. That means that if you install a 90% efficient furnace, your system efficiency would be just over 60%. Another way to look ... [continue reading]

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Smart Utility Bill Disaggregation

Author: Steve Mann
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April 30, 2012

Energy auditors use a simple, well-known approach called a utility bill disaggregation to analyze a home's overall energy use. Here's a quick summary of that technique as detailed in Krigger and Dorsey's Residential Energy: [continue reading]

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Blowing Smoke

Author: Paul Raymer
premium CONTENT
April 30, 2012

Long ago, when I started in this business, I wished for a pair of glasses that I could put on to see how the air was moving. (Now I wear glasses all the time just ... [continue reading]

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Measuring Mechanical Ventilation Airflow

Author: Paul Raymer
premium CONTENT
January 03, 2012

As the house gets tighter, the effectiveness of the ventilation system becomes increasingly critical. [continue reading]

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Under Pressure

Author: Brett Dillon
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January 03, 2012

Our industry is under pressure to improve the skills and knowledge of our workforce. These improvements will increase the quality and rigor of the service we provide the various programs and our clients. [continue reading]

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Safe Air at Home

premium CONTENT
September 01, 2011

At Pure Energy, we are finding more and more IAQ problems caused by pollutants that are supposed to be outside the living space, but are being drawn into the living space by unbalanced house pressures. [continue reading]

Hands-On Teaching with Tiny Houses in Austin

Mariel Wolfson

Hands-On Teaching with Tiny Houses in Austin

While working on my upcoming article about California's owner-builder movement and its connection to today's tiny homes, I reconnected with ...

How Does Geothermal Cooling Work?

Carl Taylor

How Does Geothermal Cooling Work?

Although the concept of geothermal energy is one that's been around since Ancient Romans were snap-whipping their buddies with towels ...

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