What’s the Difference Between Energy and Heat Recovery Ventilators? On the Mastering Building Science discussion board, Allison A. Bailes III, PhD asks students: What is the difference between an ERV and an HRV? Allison A. Bailes III, PhD: In the homework, I asked, “What is the difference between an… Continue reading “What’s the Difference Between Energy and Heat Recovery Ventilators?”
FREE Tool: Series Parallel R-Value Calculator DOWNLOAD Dr. Allison Bailes’s FREE Series Parallel R-Value Calculator Calculate the average R-value of an assembly Wouldn’t it be nice if you could push a button and see how much of a hit the R-value of a building assembly takes… Continue reading “FREE Tool: Series Parallel R-Value Calculator”