✴Basic principles of building science (i.e., viewing the home as a system)

✴Thermal resistance of insulation materials

✴The minimum rated features for buildings

✴Blower door testing procedures

✴Duct leakage testing procedures

✴Variations in construction types and their ramifications

✴Types and efficiencies of windows

✴Types and efficiencies of heating, cooling, water heating, and lighting systems

✴Types and characteristics of space conditioning and domestic hot water distribution systems

✴Types of thermostatic controls

✴Determination of azimuth

✴Determination of air leakage

✴Determination of fuels used by major appliances

✴Utility rate structures

✴On-site inspection procedures

✴Producing a scaled and dimensioned drawing of a home

✴Calculating the area of rectangles, triangles, circles, ovals and combinations of these shapes

✴Calculating the volume of boxes, pyramids, spheres, and other geometric shapes

✴Completing a home energy rating checklist or entering data into a home energy rating software program

✴Completing a home energy improvement analysis or entering data into a home energy rating software program that performs improvements analysis

✴Basic knowledge of financial incentive programs and energy efficient mortgages

✴Communicating the benefits of energy saving measures and practices to the consumer

✴Quality assurance