Summerlong Is a slow-release hlghly effective alglclde. One single 1 litre dose Is sufficient to control algae for between 3-6 months in a 14,500 litre pool. Use Summerlong as directed to control algae over the summer period. Summerlong is pH sensitive and should only be used on pool water maintained within a pH range of 7 .2 -7 .6. Do not add chlorine within 24 hours of using this product or dose this product within 24 hours of adding chlorine to the pool. Summerlong can be used on both chlorinated and brominated pools, both tiled and lined pools. Do not be use on pools using Revacil/Baquacil
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