Regular disinfection multifunction. Suitable for in ground pools over 25mThe pool water is altered by its environment, contact with the air and the presence of bathers. It is essential to check and treat it regularly. Disinfection must be ongoing in order to avoid the proliferation of microorganisms. The water must be constantly disinfected and disinfectant. Stabilised chlorine performs this mission perfectly because it is both disinfects and oxidises. The stabiliser generated by chlorine said to be stabilised protects the chlorine from the destructive action of the suns UV rays.Characteristics 200g slowdissolving tablets without residue, in individual sachets Disinfects the water destroys bacteria, viruses and fungi in the water Combats algae as a preventive treatment Clarifies the water makes the water crystalclear improves filtration Stabilises the chlorine protects the chlorine from the destructive effects of UV raysDosage200 g tablet for 25m of water every 7 to 10 days