Spotlight Article:
Infiltration of Outdoor Pollutants
How building airtightness and pollutant characteristics affect the transport of outdoor air pollution into the indoor environment
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Infiltration of Outdoor Pollutants
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How building airtightness and pollutant characteristics affect the transport of outdoor air pollution into the indoor environment [continue reading]
Infiltration of Outdoor Pollutants: Field Notes
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Parallel to the research undertaken by Brent Stephens and others (see “Infiltration of Outdoor Pollutants” in the upcoming May/June 2015 issue), there has been a recent Pittsburgh-based initiative called Reducing Outdoor Contaminants in ... [continue reading]
When Retrofitting A/C, Do the Ducts Too?
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Three contractors weigh in on the often complicated decision homeowners have to make when repairing, reconfiguring, or replacing their ducts. [continue reading]
The Formaldehyde Threat
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Keeping healthy indoor air quality was as important in 1984 as it is today. Unfortunately, formaldehyde is still a threat to homeowners. [continue reading]
10 Common Misconceptions About Combustion Safety
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In the home performance industry, most standards require extensive testing to identify vented appliances that could backdraft and spill exhaust gases, particularly when homes are air-sealed. But how good are these tests at finding problems? ... [continue reading]
Building Science 201: Combustion
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The more we understand about combustion appliances, the better we can serve the houses we work in. [continue reading]
Air Sealing and the CAZ
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After I described how air can get sucked down the chimney and vent connector and flue, and out the draft diverter of the gas water heater, and into the basement, the mother, who was now ... [continue reading]
Is That House an Air Filter?
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Residential building envelopes can act as particle filters - but to what extent? [continue reading]
Travis Weeks
Confessions of an Insulation Installer: What I Love About Wool
Last month, we (the crew at Performance Insulation) completed a project on Bainbridge Island, about a 30-minute ferry ride from ...
Shawna Henderson
RaterFest! Or How I Spent My Summer Vacation
The setting is stunning, 8,000 feet up in the Rockies. Colorado in September, aspen, screaming blue skies, bright clear nights. Who ...
