What is the primary purpose of an HVAC system?

The primary purpose of an HVAC system is to provide thermal comfort and acceptable indoor air quality.

What are the three main functions of an HVAC system?

The three main functions of an HVAC system are heating, ventilation, and air conditioning.

Why is ventilation important in an HVAC system?

Ventilation is important to exchange or replace air within a space, which helps in controlling temperature, replenishing oxygen, and removing moisture, odors, smoke, heat, dust, airborne bacteria, and carbon dioxide.

What does 'air conditioning' encompass in an HVAC context?

In an HVAC context, 'air conditioning' refers to the process of removing heat and moisture from the interior of an occupied space to improve the comfort of occupants.

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