Plumbing Level 3 Exam with Complete & Verified Solutions

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 water supply outlet in height. Air Break and minimum size - ANSWER ️️ Vertical unobstructed space between the lowest point of an indirectly connected waste soul or waste pipe and the flood level rim to where the fixture discharges Equal to fixture drain, no less than 25mm Branch vent - ANSWER ️️ A vent pipe that is connected at its lower end to the junction of 2 or more vent pipes and at its upper end, either to a branch vent or stack vent, vent stack or vent header or terminated to open air. Additional circuit vent - ANSWER ️️ A vent pipe that is installed between a circuit vent and relief vent to provide more air circulation. Carcinogen - ANSWER ️️ A cancer-causing substance Pathogen - ANSWER ️️ a bacterium, virus, or other microorganism that can cause disease.