The Westbrass Standard Brass Air Gap Cap is a functional component designed to prevent backflow contamination in plumbing systems. This cap features a cylindrical shape with a diameter of 1-5/8 inches and a height of 2-1/4 inches, ensuring a secure fit over standard air gap bodies. Crafted from durable brass, it's built to withstand regular use and exposure to water, offering long-lasting reliability. Its primary function is to provide a protective cover, maintaining water purity and adhering to plumbing codes. This air gap cap is ideal for use in kitchen sinks, laundry tubs, and other drain connections where backflow prevention is crucial. The design incorporates two distinct oval openings, facilitating proper airflow and preventing siphoning. Installation is straightforward, making it a practical choice for both DIY enthusiasts and plumbing professionals. It's a simple yet effective solution for safeguarding your water supply. The cap's construction ensures it integrates seamlessly with existing plumbing setups, providing a discreet and essential safety feature. Ultimately, this air gap cap delivers peace of mind by upholding the integrity of your plumbing system..