• High Quality Blue Horizons Granular Shock for Swimming Pools
• Your Weekly Dose Of Chlorine Shock Treatment
• Use Fortnightly or Weekly. Disinfects Your Water To Make It Clean.
• Bring you water back to clarity quickly or kill any algae or bacteria.

WHAT DOES SHOCK MEAN?

Shock dosing is way to increase your chlorine level to above the normal parameters (maximum 10ppm) to give your swimming pool a good clean, restore clarity or boost levels. This can be done weekly or fortnightly.