by John Krigger | Aug 12, 2022
(37.5 CEUs) This long course presents the practical knowledge that a crew leader needs to manage weatherization jobs in the field. The crew leader needs to understand air sealing, insulation, duct sealing, duct insulation, ventilation, and moisture management. All...
by John Krigger | Aug 12, 2022
(64 CEUs) In the Weatherization Assistance Program (WAP) the job requirements for energy auditors and quality control inspectors (QCI) overlap. You need most this course’s information to become an energy auditor, building analyst, or energy rater. If you want...
by John Krigger | May 6, 2022
(0.5 CEUs; 30 minutes) Wall insulation is more challenging than floor or ceiling insulation because walls are vertical and experience the kind of chimney effect. This means they are more likely to have convection currents that reduce their thermal resistance, compared...
by John Krigger | May 5, 2022
(0.9 CEUs; 55 minutes) Heating load is a term that describes the capacity of a heater. Annual energy consumption is an important figure because it determines how much energy a heating system uses in a year, and from that you can determine the annual cost of heating a...
by John Krigger | May 5, 2022
(0.5 CEUs; 30 minutes) When matter changes states from a gas to a liquid to a solid it’s embodied heat decreases. If it goes from solid to liquid to gas it’s embodied energy increases. This is a very important building science concept. These two...
