The Rola Chem Water Level Control and Pool Sentry is designed for compatible pool applications that need an automated or assisted way to manage water level. Water level control products are useful because they help reduce the need for constant manual attention and support more consistent pool operation over time.This unit is especially useful when the existing control setup is unreliable, outdated, or no longer maintaining the water level the way the pool requires. A dedicated water level control can help protect system consistency while making routine pool care easier to manage.It is a practical choice when maintaining a steadier water level is part of creating a more dependable and lower-maintenance pool setup. Rola Chem Water Level Control and Pool Sentry Designed for compatible automated water-level applications Helps support more consistent pool water level management Useful when the original control setup is unreliable or outdated Reduces manual attention and improves convenience