Tag: vented crawl space

  • 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…