Core TradesCâu 198 / 700
A ducted residential kitchen range hood that exhausts to the outdoors is commonly required to move a MINIMUM intermittent airflow of about:
a.50 cfm
b.100 cfm
c.300 cfm
d.500 cfm
Giải thích
A ducted range hood is commonly required to provide at least 100 cfm of intermittent exhaust to remove cooking moisture and odors. 50 cfm is a bathroom-level rate, and 300 to 500 cfm are high-capacity hoods that exceed the basic minimum.
Trích dẫn luật: 2025 CA Mechanical Code, Chapter 5 (Exhaust Systems)Luyện miễn phí toàn bộ 700 câu hỏi — không cần đăng ký.
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