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3 would end up yielding a pH more in the range of 8
Tests nitrate levels from 0 to 160 ppm
Cleans many types of stains from cyanobacteria
Flow Rate: up to 1100 liters/hour (291 gallons/hour)
when pH is not an issue
Sechem PolyGuard 10g Return Pump 3 would end up yieldingPolyGuard Treats bacterial, fungal, and parasitic diseases Very broad spectrum freshwater medication Good choice when unsure of the disease Overview PolyGuard is the single most effective medication to keep freshwater fish free of disease! It is an effective treatment and safeguard against all prevalent bacterial, fungal, and parasitic diseases of exotic fish. For use in freshwater or marine aquaria. When our pets are sick, we immediately want to
