The Franklin Machine Products 115-1049 Vacuum Breaker Repair Kit 1-3/8″ OD Rubber Disc is an essential component for maintaining the functionality of vacuum breakers in various plumbing systems. This repair kit includes a 1-3/8 inch outer diameter rubber disc and a rubber O-ring, both of which are crucial for creating a secure seal to prevent backflow, which could contaminate potable water. The kit also features a plastic cap that ensures proper coverage and containment of the internal components. Designed with lead-free materials, this repair kit aligns with industry standards for safety and environmental compliance. Its composition makes it suitable for use in diverse markets, including residential plumbing systems, commercial kitchens, and institutional facilities, where maintaining water safety is paramount. The Franklin Machine Products 115-1049 is a reliable choice for technicians and facility managers seeking to repair or maintain their vacuum breaker assemblies effectively, ensuring long-term operational integrity and compliance with health codes.