The air gap is the best cross-connection protection.

Name: The air gap is the best cross-connection protection.
Brand: Quizplus
Rating: 4.9 (53 reviews)

Question

Quizplus · Accepted Answer

The air gap is a physical separation between the supply of potable water and any other system or device that could potentially contaminate it. This is the most effective method for preventing cross-connections and the backflow of contaminated water into the potable water supply.

The Air Gap Is the Best Cross-Connection Protection