Question

question 5
what is the function of ventilation in an hvac
system?
a distributing air throughout the building via
ducts
b cooling the indoor air during hot weather
c removing stuffy air and bringing in fresh air

Explanation:

• Option A: Distributing air via ducts is the function of the air distribution component, not ventilation.
• Option B: Cooling indoor air in hot weather is the function of the cooling (e.g., air - conditioning) part of HVAC, not ventilation.
• Option C: Ventilation in an HVAC system is mainly about exchanging indoor air with outdoor air, which means removing stale (stuffy) air and introducing fresh air.

Answer:

C. removing stuffy air and bringing in fresh air