
Spotlight Article:
Creating Healthy and Energy-Efficient Housing
What Does the Research Tell Us?
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Clearing the Air: Filters for Residential Forced-Air Systems
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Residential energy auditors commonly find problems caused by dust and other airborne particles in forced-air heating and cooling systems. [continue reading]

Mechanical Ventilation for the Home
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All houses and apartments need an efficient way to exhaust stale, moist indoor air and introduce outdoor air. [continue reading]

Fundamentals Of Moisture In Houses
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Moisture problems occur in buildings throughout North America, in almost every climate. The most common symptoms are mold, mildew, and condensation, and these can impair the health of the occupants, cause discomfort, and decrease the life of the structure. [continue reading]

Air Sealing in Occupied Homes
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There are few areas of residential construction that are so commonly misunderstood as air movement within and through houses. [continue reading]

Carbon Monoxide from Ovens: A Serious IAQ Problem
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Traditionally, few people have considered gas ovens to be a major source of carbon monoxide (CO), even though all their exhaust products are often vented directly into the indoor air of a residence. Yet unvented space heaters with a similar output of combustion gases have been banned in many states because of indoor air quality (IAQ) dangers inherent in their use. [continue reading]

Moisture and Mobile Home Weatherization
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Most newer manufactured homes in the Pacific Northwest, as well as many older mobile homes, have a vapor retarder on the inside of the wall cavity--typically right behind the gypsum board. However, many older mobile homes, especially those built before the 1980s, were manufactured with a vapor retarder on the outside of the wall cavity--generally right behind the metal (or sometimes wood) siding. [continue reading]



Macie Melendez
Adventures in Blower Door Testing
When Steve Mann (of Home Energy Services) asks you to come along for the first blower door testing in a ...


























