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The Watts 0881385 is a three inch regulator air gap used in plumbing to maintain an unobstructed separation between a potable water supply line and an open receiving vessel. This air gap is critical for preventing backflow and ensuring safe water flow in various plumbing applications.
This air gap is necessary for plumbing systems to prevent contamination from backflow. It is ideal for installations in residential or commercial settings where safe drinking water is a priority.
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