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$29.95$314.55

Barley Straw Extract is a natural algae treatment. Reducing the amount of nitrogen and phosphorous in the water, Barley Straw Extract makes conditions unfavourable for algal growths, blue-green algae in particular.

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$79.95$969.95

Coptrol is a safe and easy to use algaecide. A powerful alternative to traditional copper sulphates, Coptrol is effective against a wide range of algae including brown slime algae, filamentous green algae, and cyanobacteria (blue-green algae).

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