Color Marking Rings are essential accessories for STAUFF Quick Release Couplings, specifically designed for use with Carbon Steel Push-to-Connect Couplings with Poppet Valve in the Series HP. These rings provide a visual identification system that enhances safety and efficiency in fluid handling systems. By using different colors, users can easily distinguish between various lines or fluids, reducing the risk of errors during connection and maintenance. The Color Marking Rings are durable, easy to install, and compatible with the specific requirements of the Series HP couplings, ensuring a reliable and organized setup in industrial applications.