By Jim Clarke
•
June 16, 2017
This is a question that we frequently receive, as well as a topic in which we discuss with customers on nearly every job we do. When we visit a home and begin to determine what their specific energy reduction needs might be, a Blower Door test is one of the most powerful and revealing tools which we utilize. As our primary goal is turning your home into an efficient “ice chest,” we need to apply the same principles as ice chest incorporates. One thing that’s obvious about an ice chest is that the lid has to be kept shut to keep the ice from melting. The same concept applies for your home. We need to keep indoor and outdoor air separated. There are many little gaps and cracks, over here and hidden through there, which allow outside air to enter the house, or Building Envelope to be exact.