CDPH Lead Inspector/Assessor California State Practice Exam

What is NOT a purpose of the fascia board on a roof?

1. To provide structural support

2. To enhance the aesthetic appearance of the roofline

3. To cover the edge of the roof plywood

4. To insulate against moisture

The correct answer is: To insulate against moisture

The fascia board serves several purposes in roofing, and one of its primary roles is not to insulate against moisture. Instead, it is primarily designed to act as a finishing edge that provides a clean appearance to the roofline, which aligns with aesthetic considerations. Additionally, the fascia board covers the raw edges of roofing materials, such as the plywood, creating a more polished look. Another important function of the fascia board is to offer some structural support to the roof while also serving as a mounting point for gutters, helping manage water runoff effectively. However, it does not provide insulation against moisture; its role is more about protection and aesthetic enhancement, rather than moisture insulation. Therefore, identifying that it does not function as insulation clarifies its intended purposes with respect to roofing design and maintenance.