Thiết bị & Bình nước nóngCâu 182 / 360
The drain line from a water heater pan must be at least what pipe size?
a.3/4 inch
b.1/2 inch
c.1-1/2 inches
d.2 inches
Giải thích
The pan drain must be piped with a minimum 3/4-inch pipe run by gravity to an approved discharge point. A smaller line could clog or fail to carry the leak. The drain must be independent and terminate where the discharge is readily observed.
Trích dẫn luật: 2022 California Plumbing Code (CPC) §507.5Luyện miễn phí toàn bộ 360 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- A water heater is being installed in an attic above finished living space. What must be provided to catch leaks?
- A galvanized steel water heater drain pan must be at least what gauge (minimum thickness)?
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- Where should a water heater pan drain terminate?
- A house has a water meter with a check valve installed on the service. What must be added at the water heater to control thermal expansion?
- Thermal expansion in a domestic hot water system is primarily caused by:
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