CITB Test - Specialist (Ductwork) - Set 2

1. What tool is commonly used to measure air velocity in ductwork?

2. Which code or standard often governs the installation of HVAC ductwork in buildings?

3. What is the primary reason for using duct sealant or mastic?

4. What is the function of a return duct in an HVAC system?

5. Which material is most commonly used for rigid ductwork in commercial HVAC systems?

6. What is the primary purpose of ductwork in an HVAC system?

7. Which fitting is used to reduce duct size while maintaining airflow direction?

8. What shape of duct is generally more space-efficient and easier to install in tight areas?

9. The recommended air velocity in residential supply ducts is:

10. Flexible duct is typically used in:

11. What is the effect of undersized ductwork in an HVAC system?

12. What type of duct fitting changes the direction of airflow?

13. Static pressure in a duct system is typically measured in:

14. Duct leakage typically causes:

15. A plenum is best described as:

16. Which component is used to control airflow in a duct system?

17. What does the term CFM stand for in ductwork design?

18. Which of the following is a major consequence of excessive static pressure in ductwork?

19. Duct insulation is primarily used to:

20. What is the purpose of balancing a duct system?