by John Krigger | Jan 21, 2022
(2.0 CEUs) Most buildings in the US use gas combustion to provide space heating and water heating. This course covers the different types of burners and venting systems. We explain the science of gas combustion and the major components of gas-combustion devices....
by John Krigger | Jan 21, 2022
(1.5 CEUs) Crawl spaces cause many energy and moisture problems. This lesson covers how crawl spaces cause problems, and how you can manage crawlspace problems. You’ll learn the following. How moisture invades crawl spaces.How to stop crawlspace moisture at its...
by John Krigger | Jan 21, 2022
(1.0 CEU) When water invades buildings from outdoors, it can damage the buildings and create health problems. Always strive to stop water before it enters a building. Correctly installed water barriers and flashing stop water from entering buildings. This lesson...
by John Krigger | Jan 21, 2022
(1.0 CEUs) Ground water is one of the main causes of moisture damage to buildings. Buildings that direct ground water away from their foundations avoid moisture damage. This lesson covers design details that keep exterior water from wetting the foundation. In this...
by John Krigger | Jan 21, 2022
(2.0 CEUs) Some airborne moisture helps prevent dryness in a person’s mouth and sinuses. However, when there’s too much moisture in the air, that causes condensation on cold surfaces. Condensation damages buildings and encourages pests that cause respiratory problems....
