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 openings, facilitating proper airflow and preventing siphoning. It's a straightforward replacement part for existing setups, simplifying installation and maintenance. The cap's robust construction ensures it can handle the demands of a busy household. It's a practical solution for homeowners and plumbers alike, prioritizing safety and code compliance. Ultimately, this cap delivers a simple yet effective way to safeguard your water supply..