Plumbing NC II Practice Questions - TESDA Plumbing NC II Competency Assessment Exam

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A plumber estimates 12 identical lavatory rough-ins on one floor, each requiring 3 meters of 15 mm cold-water branch piping. How many meters of 15 mm pipe should be listed before fittings allowance?

36 meters 15 meters 12 meters 48 meters

Correct Answer:

36 meters

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