Posts tagged as:

high humidity

George Bush – IAQ Advocate?

March 5, 2010

Laura Bush complained of health problems and the building was tested for molds. The decontamination effort cost over $300,000 in taxpayer money. Reportedly, the Bushes were very pleased with the difference made in the restored indoor air quality.

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When a Building is Functioning Correctly It Will Not Have Mold

August 13, 2009

Serious mold growth only occurs when there is a lot of water. Correct building design allows for a normal amount of water vapor to ventilate through the building and escape outside. So the only reason mold should exist is if there is an abnormally high amount of water or the building is not doing its job.

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Do Vent-Free Gas Appliances Cause Mold Growth?

May 23, 2009

A study created by the Vent-Free Gas Products Alliance of the Gas Appliance Manufacturers Association (GAMA) and performed by Risk Sciences, LLC found that vent-free gas products do not generate enough humidity levels to foster mold growth. In the study, gas products were left on for twice as long as they were normally used according to a previous customer survey. After 100,000 stages and steps, it was shown that the relative humidity did not increase past 70% in 99% of cases. The study took into account factors like room volume, air exchange rate, temperature, initial relative humidity, and normal human activities.

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