Maytronics Dolphin Filter Bag & Bottom Lid Conversion Kit #3 (99954305 RK1) alliedinnovation A hose like this is A hose like this is useful because it helps deliver the water flow the cleaner depends on The M7 platform is significant because it is part of the heater and sensing approach many owners rely on for stable temperature performance This type of part is especially useful when a cleaner’s existing bag and lid setup needs more than a simple one piece replacement and a kit based solution is preferred A conversion kit helps restore or update the relationship between the filter bag and bottom lid components in a compatible robotic cleaner