Cấp nước & Phân phốiCâu 13 / 360
Which of the following is an approved standard material for potable cold and hot water distribution piping inside a building?
a.Type L copper tube
b.Bituminous fiber pipe
c.Vitrified clay pipe
d.Concrete pipe
Giải thích
Type L copper tube is a code-approved material for potable water distribution. Bituminous fiber, vitrified clay, and concrete pipe are drainage or sewer materials and are not approved for pressurized potable water inside a building.
Trích dẫn luật: 2022 California Plumbing Code (CPC) §604.1Luyện miễn phí toàn bộ 360 câu hỏi — không cần đăng ký.
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