Slow chlorine 5kg - 250g pebbles, for regular treatment of the pool the slow chlorine in 250g pebbles eliminates bacteria, viruses, fungi and allows disinfection of the water. Directly in a diffuser or skimmer, it dissolves slowly and acts effectively. Advantages: Eliminates bacteria, fungi and viruses Treats pool water efficiently In the form of rollers Instructions for use (in a family pool): In the skimmer or the floating dispenser. Instructions for use (in a collective pool): Directly in the dosing station. In case of green or cloudy water, use Granulated Chlorine Chocolate or Tablets. Dosage: One slow chlorine pebble 20g per 2m2 of water, every 7 to 10 days Features: Chlorine rollers: 250g Chlorine content: 90% minimum Humidity: 0.5% maximum pH (1% solution): 2.7 - 3.3 Magnesium stearate free 5KG bucket Composition: Trichloroisocyanuric acid (960.00g/kg) Compliant with EN 15032: chemical used in the treatment of swimming pool water Packaging: 1 x Slow Chlorine 5kg - 250g rolls