2 litres Blue Horizons Long Life algicide.

Contains Copper Sulphate and Polyquaternary Compound.

A highly concentrated algicide to prevent and control algae.

Dosage 2 litres per 90 cubic metres (2litres per 20,000 gallons).

One dose lasts 3-6 months.

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

RRP £31.00