The following section of Lesson 7 wil discuss insulation and home heating fuels. R-Value Types of Insulation Composite Wall R-Values Calculating Wall Heat Loss Calculating Wall Heat Loss Example Problems Fuel Choices Heating Efficiency Energy Costs Energy Cost Examples Annual Heating Costs Annual Heating Cost Examples Pay Back Period Pay Back Period Examples Book traversal links for Lesson 7b: Insulation and Home Heating Fuels ‹ Calculating Annual Heat Loss Examples Up R-Value › Printer-friendly version