by John Krigger | Feb 9, 2022
(1.5 CEUs) What we call “pressure diagnostics” is a group of tests and observations that help us diagnose and locate air leaks. We do pressure diagnostics during a blower door test. We take measurements of pressure and airflow, which help us to know how leaky a...
by summerlin406@gmail.com | Feb 6, 2022
( 9.0 CEUs) Before we spend money on improving the buildings energy efficiency, we need an energy audit. There is quite a bit of math and other evaluation tools involved in an energy audit. You need a wide variety of information to evaluate a home and to write a work...
by John Krigger | Jan 21, 2022
(1.5 CEUs) This course is about retrofitting doors, which requires quite a bit of good judgement along with carpentry skills. You’ll learn about the most common problems with doors and how to fix them. We discuss the types of door weatherstrip and how to weatherstrip...
by John Krigger | Jan 21, 2022
(1.5 CEUs) This lesson covers the type of doors and focuses on insulated doors. You’ll learn how to select and install doors. We also discuss thermal resistance and air leakage around doors.
by John Krigger | Jan 21, 2022
(2.0 CEUs) This lesson discusses how to cool a home with only fans. Fans can create a wind chill effect, and they can cool the home with night air, assuming that the air outdoors is cooler than the air indoors. Here are the main topics of this lesson. Circulating...
