by John Krigger | Apr 1, 2022
(0.7 CEU; 35 minutes) This 10 minute video explains how to use manometers during blower door tests to find clues about the performance of air barriers. We call the tests contained in this video: simple pressure diagnostics. Find your reading assignment under the...
by John Krigger | Apr 1, 2022
(0.3 CEU; 20 minutes) This 7-minute video outlines main energy-use categories for seasonal heating and cooling energy and the important baseload energy consumers. Find your reading assignment under the Materials tab. Together, the two should help you realize the...
by John Krigger | Apr 1, 2022
(0.5 CEU; 30 minutes) This micro course contains a variety of information on the most common electric circuits found in buildings. We present electric circuits in two videos. The questions in the exam are based on the two videos. We also include two optional readings...
by John Krigger | Mar 31, 2022
(0.6 CEU; 40 minutes) The HVAC refrigeration cycle is a very important concept in building science and HVAC. This micro course is a good introduction or a good refresher course, in case you haven’t thought about refrigeration in a while. Most of the content in...
by John Krigger | Mar 31, 2022
(0.9 CEU; 55 minutes) Airflow and static pressure are directly related to one another. Measuring static pressure is considerably easier than measuring airflow. Thus, we measure static pressure differences in different parts of a forced air system. This micro...
