A system in cooling mode should provide at least _____ of air per person.

Having upper and lower vents in a vented attic takes advantage of _____.

An HVAC system that regulates the volume of air in its distribution system using dampers must use a _____ controller.

The space between a false ceiling and the real ceiling is often used as a(n) _____.

Hot air rising in a vented attic can escape through the following, except _____.

Ten people occupy a 5000 ft3 space. Calculate the necessary number of air exchanges per hour for this space.

True or False? A cubic foot of cooled air can change room temperature as much as a cubic foot of warmed air.

One downside to using nonmetal ducts is that they _____.

The pressure generated at the air inlet to a fan is _____.

The class of fire damper that will hold back a fire indefinitely is a Class _____.