PoolStar Superblue Algaecide 1L

Biocide used for killing and preventing the growth of algae in swimming pools. It contains 70g/L copper for long term algae prevention, including winterising.

• Ready to use liquid with no mixing required
• For algae and fungicide elimination and prevention
• Use before adding chlorine, when chlorine levels are low, under 0.5ppm
• Great for long term protection from algae over winter.