Polaris Zodiac 180/280/380/3900 Backup Valve Collar (G57) pumpparts the benefit is immediate and

the benefit is immediate and noticeable—more reliable heating

2 inch slip water connection

lid coverage

so wear here can quickly affect spa performance

Polaris Zodiac 180/280/380/3900 Backup Valve Collar (G57) pumpparts the benefit is immediate andThe Polaris Zodiac Backup Valve Collar [180 280 380 3900] (G57) is a replacement backup valve collar for compatible Polaris and Zodiac pressure side pool cleaner systems. This component helps secure the backup valve assembly and related hose connections, 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