The Westbrass Standard Brass Air Gap Cap is a functional plumbing component designed to prevent backflow contamination. Measuring 1-5/8 inches in diameter and 2-1/4 inches in height, this cap features dual openings for proper air gap functionality. Crafted from durable brass, it's built to withstand regular use and exposure to water, ensuring long-lasting performance in plumbing setups. Its benefit is maintaining water purity by creating a physical separation between water sources. This air gap cap is suited for use with standard air gap bodies in kitchen sinks, laundry tubs, and drain applications where backflow prevention is crucial. The design ensures easy installation and compatibility with existing plumbing infrastructure, providing a reliable safeguard against hazards. The smooth, cylindrical shape and understated profile integrate into most kitchen or utility room aesthetics, offering a practical solution for plumbing code compliance and protecting your water supply. It's a vital part of a safe plumbing system..