With this method your pool water over-winters without the growth of algae and formation of extreme deposits. After a few months the active ingredient will have degraded to the point where you can use the same pool water again for the next season.

Please note: THIS IS NOT AN ANTI-FREEZE!

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Product	Descripton
Wintersan®	Use for reducing growth of algae and chalk deposit, dosage: ca. 50 g/m³
Wintersan® concentrate	Dosage: ca. 25 g/m³