by John Krigger | Mar 30, 2022
(0.3 CEU; 15 minutes) A factory-trained expert shows you how to install one-part and two-part foam as insulation and air sealing on new or existing buildings. Don’t forget your reading assignments that you’ll find under the Materials tab.
by John Krigger | Jan 21, 2022
(1.5 CEUs) Mobile home factories frame floors from 2 x 6 lumber. The floor cavities are usually uninsulated. The manufacturers insulate the floor with a long and wide blanket underneath the floor joists. A waterproof fabric or asphalt impregnated fiber board protects...
