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....
by John Krigger | Jan 21, 2022
(1.5 CEUs) In most buildings, walls make up the largest surface area of the building envelope. Because wall area is so large, insulators can optimize building energy-efficiency by installing wall insulation correctly. This course covers the following topics. Common...
by John Krigger | Jan 21, 2022
(1.5 CEUs) Most attics and roofs require ventilation to protect the roof from ice damming, moisture damage, and excessive summer heat. This course covers important strategies to keep roofs and attics dry and cool. You’ll learn about climate-specific ventilation...
by John Krigger | Jan 21, 2022
(1.5 CEUs) Unventilated roof systems or above-roof ventilation are more common in other countries compared to the USA. With conventional US vented roofs, the ventilation air flows below the roof deck. However, the less common solutions in this course have design...
by John Krigger | Jan 21, 2022
(1.5 CEUs) Before insulators install attic insulation, they need to prepare the attic. Too many attics are insulated without sufficient preparation. Never insulate in attic without air sealing the attic first. Without good prep work, the attic insulation job won’t...
