Exam (elaborations)
Plumbing Level 3 Exam with Complete & Verified Solutions
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Plumbing Level 3 Exam with Complete & Verified Solutions Air gap and minimum size - ANSWER ️️ Unobstructed vertical distance through air between the lowest point of a water supply outlet and the flood level rim of the fixture it discharges to. 25mm and 2x diameter of the opening of the wate...
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