A fast dissolving, chlorine-free shock granuleDestroys swimmer wastesFast acting More info:Blue Horizons Non Chlorine Shock Key Features/Characteristics Chlorine free shock granules Restores water sparkle Destroys swimmer wastes Part of the System APPLICATION INSTRUCTIONS 1. Maintain pH levels within the ideal range 7.2 – 7.6. If the level is not in this range, adjust. 2. Maintain free chlorine levels in the range pools: 1 – 3mg/l (ppm); spas 3 5mg/l (ppm). Maintain bromine levels in the range pools/spas: 3 – 5mg/l (ppm). 3. Pre-dissolve this product in a clean plastic container at a maximum rate of 100g of product of 2.2 gallon (10 litres) in water. Stir well to ensure product is fully dissolved. Add the resulting solution to the pool or spa whilst the pump (s) are turned ‘on' preferably near the water inlets to aid distribution. 4. After shock treatment procedure, allow at least 30 minutes before bathing recommences. Litres 1,000 2,000 4,545 22,700 45,450 Dose rates Gallons 220 440 1,000 5,000 10,000 Dose rate 11g 22g 50g 250g 500g In an effort to provide the quickest possible delivery for our customers we may ship an alternative premium branded product if stocks are low.  These brands will only be Blue Horizons, Deep Blue Pro or Swim Fresh, all established for a long time in the water treatment industry.