by John Krigger | May 5, 2022
(0.5 CEUs; 25 minutes) Even though we depend on electricity for so many essential functions of our civilization, our understanding of electricity tends to be incomplete. This course is a good place to improve your understanding of electricity and how it relates to...
by John Krigger | Apr 27, 2022
(0.8 CEU; 45 minutes) Multipoint blower door tests are useful for harvesting a variety of diagnostic data that single-point test can’t provide. This micro course presents two videos and several reading assignments on multipoint blower door testing with and...
by John Krigger | Apr 5, 2022
(1.5 CEU) An infrared “IR” scanner allows us to see heat transmission, thermal bridging and air leakage in buildings. We usually scan a building from the indoors. We can scan from the outdoors too, at night or at other times when the sun isn’t heating the building’s...
by John Krigger | Apr 2, 2022
(0.9 CEU; 55 minutes) Human comfort is what we try to achieve in buildings with heating and cooling systems. This micro course explores how the human body responds to heating and cooling systems. Some HVAC systems provide adequate comfort and some don’t,...
by John Krigger | Apr 1, 2022
(0.5 CEU; 30 minutes) This 10-minute video breaks down the components of summer heat gain’s including solar gains, air leakage, internal gains, and heat transmission. Understanding how our environment heats our buildings during the summer is essential to creating good...