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Destroys and Controls Black Algae in Pools. Extra strength to combat stubborn Black and Green Algae.
Description | Dosage
Black out is a highly concentrated algaecide for treating stubborn black and green algae. Black "Spot" algae may appear due to a lack of brushing, poor filtration/ circulation, chemical balance, chlorine level maintenance and environmental impacts.
This product controls algae. For sanitation, a product containing chlorine must be used.
(Use only as directed)
For general algae: Use 250 ml BLACK OUT per 10,000 L of pool water.
For heavy algae infestation: Use 350 ml BLACK OUT per 10,000 L of pool water.
For maintenance and prevention: Use 100 ml BLACK OUT per 10,000 L of pool water fortnightly.