Tag: psychrometric chart
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Will a Gas Furnace Dry Out a Home’s Air?
Subtitle: This common belief has some truth behind it, but there’s more to the issue than you might think Images: I get asked from time to time if a gas furnace dries out the air in a home and makes a humidifier necessary.
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Vented Crawl Spaces and the Psychrometric Chart Are Not Friends
Subtitle: Replacing humid air with more humid air doesn’t work Images: Really, the argument about whether you should vent a crawl space in a humid climate is over. Advanced Energy’s research project from 2002 proved that closed crawl spaces outperform vented crawl spaces. A quick look at the psychrometric chart below shows that the argument…