by John Krigger | May 16, 2022
(0.9 CEU; 55 minutes) Storm windows are an underrated energy-conservation retrofit, especially since energy specialists have been installing low-e glass in storm windows. Although there may be some low-e acrylic glazing, glass is really the only low-e glazing...
by John Krigger | May 15, 2022
(0.8 CEU; 45 minutes) Window shading is a vital energy retrofit for saving electricity on air conditioning and for providing acceptable comfort in buildings. This micro course introduces the three most economical options for shading windows. Exterior window treatments...
by John Krigger | May 14, 2022
(0.9 CEUs; 55 minutes) Cool roofs are an essential part of our struggle to reduce electricity use for air conditioning and to keep buildings comfortable during increasingly hot weather. Four videos demonstrate how easy and straightforward it is to take a hot roof and...
by John Krigger | May 14, 2022
(0.8 CEU; 50 minutes) This micro course outlines the most important concepts to understand how steam and hydronic heating systems work along with the problems that in fact these systems. Steam systems are a little easier to understand and hydronic systems, but their...
by John Krigger | May 10, 2022
(0.5 CEU; 25 minutes) This important 13-minute video discusses Fraud, Waste and Abuse by comparing good purchasing and hiring practices with bad practices. This video is relevant especially to government agencies and non-profits.