Polaris Zodiac 360 In-Line Backup Valve (9-100-1200) drains A base like this is

A base like this is useful because it helps provide a stable mounting platform for pump equipment

supporting dependable system operation

This model carries strong practical value because the Lingxiao LX line is one of the best-selling pump families in this category

and this Darlly Filtration cartridge is designed for compatible applications using the 77515 reference

CMP FlowSkim skimmer basket handle

Polaris Zodiac 360 In-Line Backup Valve (9-100-1200) drains A base like this isThe Polaris Zodiac Backup Valve [360 In Line] (9 100 1200) is a replacement backup valve for compatible Polaris and Zodiac pressure side pool cleaner systems. This component helps the cleaner periodically reverse direction and free itself from obstacles, helping the cleaner maintain reliable movement throughout the pool. A failing backup valve or related backup valve part can cause the cleaner to stall, stay in one area, or lose the movement pattern