by Sam Myers
Blower doors have been around since the 1980s, but for a long time were used mostly by niche builders. However, with more and more codes and high-performance home programs requiring air leakage testing, this tool has entered the mainstream. That change has fueled a demand for training.
As a training consultant for a blower door manufacturer, I train and certify builders and other industry pros on the equipment and test methods. After completing around 60 of these trainings, ranging from one-to-ones to classroom-size groups, I've noticed that the same questions come up again and again. I thought it would be useful to offer answers to the top half-dozen questions I hear from my students. Here they are.
1. Why do we have to do this?
While the EEBA audience already understands the value of air sealing, the average builder who is forced to test by code often complies grudgingly, at least at first. They're more likely to embrace the test once they understand its...
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