Oxy Shock Granules A strong and effective rapid dissolving Non Chlorine treatment for swimming pools and Hot tubs which oxidise and removes organice contaminants.This product can be used with both chlorine and bromine sanitisers and can help with almost uninterrupted use of the swimming pool. Treatment To shock dose add 750grams per 50m3 of water. A weekly shock dose is recommended to prevent algae and bacteria, and improve bathing conditions. This product is ideal when used in conjuction with bromine. Application This product can be added directly to the water, however in non-circulating and/or cold water dissolve the Non chlorine shock in a clean plastic bucket with 10 Litres of water. Add solution to the pool near inlets. Storage & Handling Store in a cool, dry place. Contact with combustible materials may cause fire. Do not mix with other chemicals. Always wear suitable gloves and eye protection when handling. Warning This container must not be used or contaminated with other chemicals.