The Unexpected Energy Benefits of Mechanically Vented Crawl Spaces

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The Unexpected Energy Benefits of Mechanically Vented Crawl Spaces

The debate on how best to treat crawl spaces has gone on for decades, and the building codes regulating crawl space design have constantly evolved. For a long time the entrenched thinking was to rely ...

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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]


Ventilating Attics to Minimize Icings at Eaves

archive CONTENT
March 01, 1995

Icicles and ice dams form at the eaves of some roofs in cold regions. Water that ponds behind ice dams may leak into the building since most steep roofs are configured to shed water, not hold back standing water. [continue reading]


Evaluating Ventilation in Multifamily Buildings

archive CONTENT
July 01, 1994

While we in the energy conservation business have long been aware of the need for fresh air in a dwelling, we are just beginning to realize how vital it is to assess the quantity and quality of that air. [continue reading]


BPA Requires Mechanical Ventilation in Weatherization Programs

archive CONTENT
July 01, 1993

As part of its new low-income weatherization program for manufactured housing, the Bonneville Power Administration (BPA) is requiring mechanical ventilation in dwellings that receive other standard measures despite the fact that there's no mechanical venting requirement for retrofits of low-income, site-built housing. [continue reading]


Integrated Heating and Ventilation: Double Duty for Ducts

archive CONTENT
May 01, 1993

Building codes in Washington state and Bonneville Power Administration's specifications for new residential construction require mechanical ventilation systems. [continue reading]

How To Effectively Market Energy Efficiency to Consumers

Kurt Jacobson

How To Effectively Market Energy Efficiency to Consumers

Most of us are aware that marketing greatly impacts the way consumers make decisions and ultimately make purchases or investments. ...

Balancing the Grid with Aloha

Wannie Park

Balancing the Grid with Aloha

Hawaii is notorious for leading the nation in aloha spirit—and solar power. Up to 53% of Hawaii’s ...

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