Plumber Red Seal · Question
According to the National Plumbing Code of Canada, what is the maximum permissible total developed length of a 2-inch (50 mm) wet vent?
The maximum permissible developed length of a 2-inch (50 mm) wet vent is 4.5 metres (15 feet) according to the NPC. This length limitation helps ensure proper v
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Question: According to the National Plumbing Code of Canada, what is the maximum permissible total developed length of a 2-inch (50 mm) wet vent?
Answer options:
- 3 metres (10 feet) ✅ 4.5 metres (15 feet)
- 6 metres (20 feet)
- 7.5 metres (25 feet)
Correct answer: 4.5 metres (15 feet)
Explanation: The maximum permissible developed length of a 2-inch (50 mm) wet vent is 4.5 metres (15 feet) according to the NPC. This length limitation helps ensure proper ventilation and prevent trap seal loss.
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