System setup
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- Test period: November 2015
- Two 300L/min OK Nozzle units installed.
- The system was operated for five days. (Approximately five OK Nozzles would be required for the entire moat.)
Result
- The water became visibly clear after operation.
- No algae growth was reported even by June of the following year.
Operating conditions
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- The spray flow was relatively weak due to limited pump capacity.
- The system was operated for five days.
- Even under these conditions, visible changes were observed within approximately five days.

