These MAREVA Revaklor Shock Chlorine tablets for swimming pools - 20 g - 5 kg are the ultra-effective curative solution for cleaning your pool. It is a shock treatment when your pool is particularly dirty and cloudy and sometimes even green: at the change of season after winter, during hot weather, after heavy use of the pool, after heavy rain or when the disinfection capacity is simply too low. Before opting for a bottom cleaner mini-pebbles of 20 grams to treat 10 m3 of water. The result is no more bacteria or germs and a clear, blue color again. The pebbles are compatible with all types of pools and liners, but you should avoid putting them in direct contact with the liner. Advantages : Ultra powerful and fast purifying and disinfecting shock action Cleans the dirtiest and most turbid waters Ideal after winter, after strong heat or storms 5kg of chlorine for an important use Fast action 20g pebbles that dissolve easily Suitable for all types of pools and liners Features: 5 kg of chlorine in 20 g effervescent pebbles Bucket 5 mini-pebbles for 10 m3 of water Complete action in 12 hours To be put directly into a floating dosing device/skimmer Biocidal products should be used with caution. Keep out of reach of children. Before use, read the label and our safety data sheet concerning the product, which you can download below. Packaging : One MAREVA Revaklor shock - 20 g - 5 kg - 100229ULivred in its original packaging