The Westbrass Air Gap Kit is a practical plumbing solution designed to prevent backflow contamination in household systems. This kit features a durable brass construction, ensuring long-lasting performance and reliability within your plumbing setup. Measuring 9 inches in total length with a 1-1/4 inch diameter base, it's designed for straightforward installation into standard sink setups. The kit includes a 1-5/8 inch diameter cap and a 2-1/4 inch tall cylindrical section, providing a secure and effective barrier against water backflow. Its design incorporates an internal air gap, creating a physical separation between potable and non-potable water sources. This kit is ideally suited for use with kitchen sinks, laundry tubs, and dishwashers, protecting your water supply from potential pollutants. The 1-3/4 inch threaded section allows for easy connection to existing drain lines, simplifying the installation process. It's a simple yet essential component for maintaining water safety and complying with plumbing codes. The kit offers a functional and dependable solution for safeguarding your home's water quality..