Thoát nước, Nước thải & Thông hơiCâu 112 / 360
An island sink, with no wall to run a vent up, is commonly vented using a:
a.Circuit vent
b.Relief vent only
c.Common vent
d.Island (loop) vent
Giải thích
An island sink is typically served by an island or loop vent, which rises as high as possible under the countertop, loops back down, and connects to the vent system to allow venting where no wall is available. A circuit vent serves a battery of fixtures, a relief vent supplements a stack, and a common vent joins only two fixtures at the same level.
Luyện miễn phí toàn bộ 360 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- Loss of a trap seal from siphonage or back pressure is primarily prevented by:
- Developed length of a pipe run is measured as:
- In a wet-vented bathroom group, a wet-vent section carrying 4 DFU must be at least what size?
- A common vent may serve how many fixtures connected at the same level?
- A fixture is 5 feet from its vent, but the trap arm is 1-1/2 inch, which allows only 3 feet 6 inches. The correct fix is to:
- The minimum slope for a 2-1/2 inch horizontal drainage pipe is:
Cập nhật gần nhất: · quy trình kiểm tra
Đội Ngũ Biên Tập PrepPass · Đối chiếu với California CSLB C-36 Plumbing Trade Examination · Quy trình kiểm tra