Calcium Hypochlorite HTH 45kg Drum

  • HTH Granular provides effective and reliable chlorination economically.

Directions for use:

  • Test your pool water using either your Test Kit or Test Strips, maintain your pH at 7.2 – 7.6
  • In the early evening, dose your pool with 250g of HTH Granular for every 50, 000 litres of water.
  • Repeat daily or every second day – maintain chlorine residual between 1 – 3ppm.


  • HTH Granular can be used as a shock treatment by simply adding 3 x the normal dosage.
  • Shock treat your pool once a month or in extreme conditions.
  • Only enter the pool when the chlorine residual is <3ppm.
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