Multifunctional roller 5kg - 250g rollers, For a complete treatment of the pool. Cleanses, eliminates algae, brightens water, improves filtration and stabilizes chlorine. Directly in a diffuser or skimmer, it dissolves slowly and acts effectively. Advantages : Stabilized for complete treatment Multifunctional: disinfectant, anti-algae, flocculant, clarifying, stabilizing chlorine Treats pool water efficiently In the form of rollers Instructions for use: In a family pool: In the skimmer or the floating dispenser. In a collective pool: Directly in the dosing station. In case of green or cloudy water, use Granulated Chlorine Chocolate or Tablets. Dosage: Introduce 1 5-in-1 pebble per 25m3 of water every 5 to 8 days. Features : Chlorine rollers: 250g Chlorine content: 87% minimum Humidity: 0.5% maximum pH (1% solution): 2.7 - 3.3 Magnesium stearate free 5KG bucket Composition: Trichloroisocyanuric acid (940.00g/kg) / Copper sulphate (10.00g/kg) Compliant with EN 15032: chemical used in the treatment of swimming pool water Packaging : 1 x Multifunctional roller 5kg - 250g rollers