Ventilation in the 2019 California Energy Code

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Ventilation in the 2019 California Energy Code

It is not unusual for California to be first and unique. Just one year after the 1973 oil embargo exposed this country’s reliance on foreign oil, California was the first state to implement a ...

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Duct Improvement in the Northwest Part II: Mobile Homes

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January 01, 1996

Although the thermal shell of the typical mobile home has changed radically over the last 30 years, the air distribution system has not. The walls have gone from 2 x 2 framing with an R-4 fiberglass batt to 2 x 4 or 2 x 6 walls with a high-density R-21 batt (codes vary from state to state). [continue reading]

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Drawbacks Of Powered Attic Ventilators

Author: Ted Rieger
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November 01, 1995

Powered attic ventilators, already suspected of using more energy than they save, can also create excess moisture, structural problems, discomfort, and combustion safety problems for home occupants, according to a recent study. [continue reading]

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Researchers Approach Builders on Duct Location

archive CONTENT
November 01, 1995

It is common practice in California to put ducts outside the conditioned space, in attics and crawlspaces. These duct systems are typically 50%-70% efficient due mostly to air leakage and heat transfer losses, while sealed conditioned-space duct installations have efficiencies over 90%. O [continue reading]

The Environmental Benefits of Restoring Old Homes

Holly Welles

The Environmental Benefits of Restoring Old Homes

The sustainability movement has swept across the construction industry. Green homebuilding has grown in favor because of its health benefits, ...

How Building Managers Can Future-Proof their Buildings

Ivo Grossi

How Building Managers Can Future-Proof their Buildings

In a time when climate change is becoming a familiar topic and living more sustainably is being sought out by ...

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