Polaris Unibridge Main Drain Cover | Blue | 5830The Polaris Unibridge Main Drain Cover (5830) is a blue accessory designed to enhance the performance of automatic pool cleaners by preventing them from becoming trapped on raised anti vortex main drain covers. By fitting over most raised suction outlet covers, the Unibridge creates a smooth surface, allowing pool cleaners to travel over without obstruction. This design ensures continuous drain functionality while maintaining an even surface for the