by John Krigger | Jan 21, 2022
(2.0 CEUs) We ventilate buildings to provide clean and dry air to indoor spaces. Without enough ventilation, buildings decay and occupants suffer respiratory problems. This course covers the following topics. The causes and effects of poor indoor air quality.How to...
by John Krigger | Jan 21, 2022
(1.5 CEUs) Older mobile homes lack overhangs to shade windows and newer homes may have an overhang that provides little shade. The roof colors of mobile homes are often a dull grey or a dark color of shingles. These characteristics lead to excessive summer solar gain....
by John Krigger | Jan 21, 2022
(1.5 CEUs) Some workers think that insulating mobile home walls is either impossible or not cost-effective. Many weatherization agencies and private contractors insulate mobile home wall successfully, nonetheless. This course demonstrates two ways to insulate mobile...
by John Krigger | Jan 21, 2022
(1.5 CEUs) Older mobile homes have minimal amounts of roof insulation. There is usually room in the roof cavity to roughly double the insulation’s R-value. This course shows you a variety of ways to insulate the roofs of mobile homes. How to insulate through the top...
by John Krigger | Jan 21, 2022
(1.5 CEUs) This lesson explains how to do major duct repair and duct air sealing. For example, sometimes the furnace and the main duct aren’t well connected, causing the worst air leak in the home. This course explores how to fix this furnace-duct problem and...
