GLB Supersonic

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GLB SuperSonic is a highly effective multi-purpose product that sanitizes, clarifies, prevents algae and shock treats your pool. It is convenient, easy to use, and won't over stabi lize your pool water. The fast-acting formula can be used on all pool surfaces, does not contain cyanuric acid, and leaves no residue.9 - 18 oz per 10,000 gallons of water every week.DirectionsPool Opening:Adjust and maintain pH in the 7.2 to 7.6 range. Follow "Shock Treatment" directions. Allow 30 minutes for the product to disperse. Test free available chlorine residual with a pool test kit. Repeat treatment as needed.Shock Treatment:Every 7 days, or as necessary to prevent pool problems, shock treat/super chlorinate the pool by adding 9 to 18 ounces of this product per 10,000 gallons of water to provide 5 to 10 ppm available chlorine. Additional shock treatments may be required to correct problems that are caused by visible algae, high bathing loads, heavy wind and rainstorms. Additional shock treatments may also be required to correct problems such as unpleasant odors and eye irritation. Check the available chlorine with a suitable test kit.Algae Control:Follow "SHOCK TREATMENT" directions on this label. Add this product as close as possible to any algae on the sides or bottom of the pool. If necessary, repeat the treatment. To prevent possible staining or bleaching, take the following steps immediately after treatment: Thoroughly clean pool by brushing the surface of algae growth, vacuum, and cycle through filter. For preventative algae control, use your preferred algaecide product regularly. Follow label directions on the algaecide Show more