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allowing cleaner hookup while helping keep larger debris out of the pump
and the pack may gradually lose the smooth operating rhythm that made the spa enjoyable in the first place
Helps maintain one-way flow in compatible plumbing systems
An internal like this is useful because it combines an active rotating-style jet pattern with a threaded version-specific fit that helps preserve compatibility in the original assembly
United Spas 12" Hi Limit Sensor [Before 12/2013] (EL121) pooltool allowing cleaner hookup while helpingThe United Spas 12 inch hi limit sensor is designed for compatible applications built before December 2013 where dependable over temperature monitoring is required. Hi limit sensors are useful because they provide the control system with protective feedback that helps guard against unsafe or undesirable temperature conditions. This replacement is especially useful when the original sensor has failed, become inaccurate, or is causing erratic heater
