Thoát nước, Nước thải & Thông hơiCâu 129 / 360
In a bathroom-group wet vent, where is the dry vent connection typically made?
a.At the most upstream fixture drain, so the vent draws through the wet-vented section
b.At the water closet only
c.At the most downstream fixture
d.At the bathtub trap arm exclusively
Giải thích
The dry vent for a wet-vented bathroom group is connected at the drain of the most upstream fixture (commonly a lavatory). Air is then drawn through the wet-vented drain to protect the downstream fixture traps. The water closet is usually the most downstream fixture on the wet-vented branch.
Trích dẫn luật: 2022 California Plumbing Code (CPC) §908.0Luyện miễn phí toàn bộ 360 câu hỏi — không cần đăng ký.
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