AK HVAC Practice Questions - Alaska Mechanical Administrator HVAC License Exam

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An Alaska HVAC contractor is designing a ventilation system for a new home. What is the relationship between building tightness and mechanical ventilation requirements?

Tighter buildings need less ventilation Tighter buildings require more controlled mechanical ventilation to maintain indoor air quality Building tightness has no effect on ventilation needs Only loose buildings need mechanical ventilation

Correct Answer:

Tighter buildings require more controlled mechanical ventilation to maintain indoor air quality

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