Maytronics Dolphin Bottom Lid Assembly [12-1/2" x 9-1/4"] (99919116) switches A lid assembly like this

A lid assembly like this is useful because it helps secure the tank while also supporting the top-side flow-control function built into the unit

using the correct union can make maintenance far more manageable

Supports cleaner system matching and installation fit

and this Balboa Vertassage Complete Jet is designed for compatible 6 inch hole-size white-finish applications where the original assembly has become worn

Helps restore proper combustion-air adjustment support

Maytronics Dolphin Bottom Lid Assembly [12-1/2" x 9-1/4"] (99919116) switches A lid assembly like thisA bottom lid assembly helps form the lower closure and support area of a compatible robotic cleaner housing, and this Maytronics Dolphin version measures approximately 12 1 2 inches by 9 1 4 inches using the 99919116 reference. Bottom lid components are important because they influence cleaner fit, closure, and internal component protection. This assembly has practical value because a damaged or misaligned bottom lid can affect how securely the