HTH Plunge Pool Shock It 300g

Kills bacteria and algae. High strength. Fast acting. Non-stabilised chlorine. Pack: 2 x 150g Directions for use: Test your pool water using either your HTH 4-in-1 Test Kit or HTH Quick Test Strips, maintain your pH between 7.2 - 7.6. In the early evening, add one sachet of HTH Plunge Pool Shock It around the sides of the pool. Run the filter for 24 hours. After the first 12 hours, check and re-correct the pH level. Continue with normal chlorination program. Tip: In case of a vinyl or coloured lining, pre-dissolve HTH Plunge Pool Shock It in a bucket of water to prevent bleaching. Shock treating fixes 90% of pool water problems provided that your pH is correct.