2 litres Champion Copper-Free algicide.

Contains Alkyl Dimethyl Benzyl Ammonium Chloride.

This is a Quaternary Ammonium Compound (a Quat).

See the advice section for information about the different types of algicides.

Weekly Dosage 200ml per 100 cubic metres (3 fl oz per 10,000 gallons).

RRP £20.00