Safety & CodesCâu 106 / 110
Adequate ventilation air in occupied buildings is important because it does what?
a.Increases refrigerant charge
b.Reduces duct static pressure
c.Provides fresh outdoor air to dilute indoor contaminants and maintain air quality
d.Lowers the SEER rating
Giải thích
Ventilation introduces outdoor air to dilute odors, carbon dioxide, and other indoor contaminants, maintaining acceptable indoor air quality. The CMC and related standards set minimum ventilation rates for occupancies. Balancing ventilation with energy use is part of good system design.
Trích dẫn luật: 2022 California Mechanical Code (CMC)Luyện miễn phí toàn bộ 110 câu hỏi — không cần đăng ký.
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