Coates Heater PH/CPH/CE/SHB/ST Thermostat (22002001) airinjectors This type of part is

This type of part is especially useful in systems where pumps

impeller-side water path

2-piece assembly in gray

Improves overall reliability and daily usability

A weir is useful because it helps regulate surface water entry into the skimmer

Coates Heater PH/CPH/CE/SHB/ST Thermostat (22002001) airinjectors This type of part isA thermostat helps regulate heater operation by responding to temperature conditions within the system, and this Coates thermostat is designed for compatible PH, CPH, CE, SHB, and ST applications where the original control part has drifted out of accuracy or become unreliable. When temperature regulation begins to fail, heater performance can feel less stable than it should. The broad model compatibility gives this part practical value because