Plumber Red Seal · Question
A plumber is installing a water closet in a new commercial building. According to the National Plumbing Code of Canada (NPC), what is the minimum required distance from the centreline of the water closet to an adjoining side wall?
The National Plumbing Code of Canada (NPC) specifies a minimum clearance of 300 mm from the centreline of a water closet to an adjoining side wall to ensure ade
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Question: A plumber is installing a water closet in a new commercial building. According to the National Plumbing Code of Canada (NPC), what is the minimum required distance from the centreline of the water closet to an adjoining side wall?
Answer options: ✅ 300 mm
- 380 mm
- 450 mm
- 500 mm
Correct answer: 300 mm
Explanation: The National Plumbing Code of Canada (NPC) specifies a minimum clearance of 300 mm from the centreline of a water closet to an adjoining side wall to ensure adequate space and accessibility for cleaning and maintenance. Options B, C, and D are incorrect as they exceed the minimum code requirement.
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