AquatiControl Technology COS - pH Control Crossover Switch
![AquatiControl Technology COS - pH Control Crossover Switch Image](/_uls/resources/AquatiControl_Technology_Cross_Over_Switch.jpg)
The COS - pH Control Crossover Switch was specifically designed to be used in applications where both CO2 and acid are used to control pH. The COS allows for a simple flip of a switch to change from using acid to CO2.
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