Infiltration of Outdoor Pollutants

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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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Indoor Air Quality
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UL Sets Standards for Indoor Air Quality

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November 01, 1999

How do we regulate the amounts of indoor air pollutants that are allowed to build up in the houses we live in? The answer is: We don't. [continue reading]

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Insulation in the heating system--A Source of Black Stains

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November 01, 1998

Stains in homes have many different sources. In my job as an industrial hygienist, I have seen a wide variety of substances that can create stains, including mold growth, vehicle exhaust, combustion appliances, tobacco smoke, cooking fumes, and even candles (see "Black Stains in Houses: Soot, Dust, or Ghosts?" HE Jan/Feb '98, p. 15). [continue reading]

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Ozone Out for Indoor Air Cleaners

Author: John Manuel
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November 01, 1998

Ozone has been successfully used for decades to treat and sanitize municipal water supplies, swimming pools, and spas. [continue reading]

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Clean Ducts with Elbow Grease, Not Toxic Gas

Author: Ed Chessor
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November 01, 1998

Most of the ductwork that I've seen contains accumulations of house dust and tobacco smoke solids, as well as loose pieces of fiberglass duct insulation, dead bugs, and mold growing in a damp mess. [continue reading]

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Occupants Pollute Healthy Homes

Author: Gene Bodzin
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September 01, 1998

It is common knowledge that living in a well-ventilated house can help a family be more comfortable. But how much can good ventilation help protect the occupants of a house against indoor air pollution? [continue reading]

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Sampling Stains for Fun and Profit

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September 01, 1998

It's happening more and more-home performance specialists are getting calls from homeowners complaining of a "mysterious stain." Maybe the occupants think it's mold, and they're worried-could it be Stachybotrys atra, which has been linked to sudden infant death syndrome? [continue reading]

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Building for Better Breathing

Author: Bruce Davis
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September 01, 1998

When my family and I had our home built here in North Carolina, good ventilation and air filtration were top priorities because my daughter has problems with allergies and asthma. [continue reading]

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Loud Planes Put Insulators to Work

Author: Zolton Cohen
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July 01, 1998

As part of a $25 million per year federally and locally funded program, approximately 9,000 homes in the immediate area of the Minneapolis-St. Paul Airport, are being fitted with soundproofing measures. [continue reading]

Four Factors You Need to Know About Measurement and Calibration

Frank Spevak

Four Factors You Need to Know About Measurement and Calibration

On August 27, The Energy Conservatory (TEC) participated in a webinar titled, “Meeting the RESNET Equipment Calibration Requirements - ...

Net Zero Energy Buildings: Passive House + Renewables—a new eBook from NAPHN

Macie Melendez

Net Zero Energy Buildings: Passive House + Renewables—a new eBook from NAPHN

Another really hot summer is winding down, with dramatic forest fires capping off a fourth year of drought in the ...

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