The Search for Thermal Comfort

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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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Introducing Fresh Air

Author: Iain Walker
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July 01, 2005

       Q. I am trying to find out how much fresh air is required to be introduced to an apartment by means of a forced-air furnace. I understand that the manufacturer ... [continue reading]

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Thinking Ahead to a Humid Summer

Author: John Proctor
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March 01, 2005

Q. I recently read that a variable speed, two stage air conditioner can maintain 50% relative humidity (RH) even when the latent load is 60% of the total load.Would this really work?      &... [continue reading]

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Duct Leakage: How Much

Author: John Proctor
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January 01, 2001

Q:Is there a standard for energy-efficient ducts? I was called to a home built in 1955 that is under a warranty from a recent sale. The customer wanted us to “fix the ducts.” ... [continue reading]

Leading California's Zero Energy Homebuilding Efforts

Brandon De Young

Leading California's Zero Energy Homebuilding Efforts

In 2008, California set a bold new goal for its homebuilders. The California Long Term Energy Efficiency Strategic Plan makes it ...

The Second Energy Efficiency Day is Fast Approaching - Here's What You Can Do

Patrick Kiker

The Second Energy Efficiency Day is Fast Approaching - Here's What You Can Do

Looking to get involved in the second annual Energy Efficiency Day on October 5th? Last year's first-ever national event was ...

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