HTH Extra Super Shock is made of 75% available chlorine and a formula that is 15% stronger than regular HTH shock. Use HTH Extra Super Shock weekly to kill algae and bacteria and keep your water that beautiful clear blue every pool owner wants. This fast-dissolving formula make quick work or your tired and dirty pool water and helps to provide a safe and balanced experience.
Ensure your pH is between 7.2 – 7.6 before shocking and test your water regularly to know when to use this shock.
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