Stop Dark Waters For pools with filter cartridges recover to the dark water and get a water clean and crystal clear. Adjust the pH of water every day between 6.8 and 7.2. Once adjusted the pH, place the pad in the skimmer or dispenser. In both cases a good mixing of the product in the water is vital to ensure the effectiveness of the product. This mixing is ensured through the activation of the filtering. To avoid or limit sedimentazioni on the bottom of the pool, leave the active filtering during the whole process of clarification for greater effectiveness of the product it is recommended to wash the filter at the beginning and end of the clarification process. 20 grams for each 5000 litres a week: 1 tablet doses. Includes: 6 Tablets 20 grams.
