SA Plumber Trade Test Practice Questions - South Africa Artisan Trade Test - Plumber (QCTO NAMB) Exam

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Which device is fitted on both the hot and cold connections of a geyser to prevent back-siphonage and the collapse of the cylinder under vacuum conditions?

Pressure control valve Vacuum breaker Non-return (check) valve Expansion relief valve

Correct Answer:

Vacuum breaker

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