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HTH Shock Granules

from £17.55

The HTH Shock is a direct replacement for the Fi-Clor Superfast Granules. 

  • Powerful shock & sanitiser
  • Convenient alternative to liquid chlorine
  • Stronger than any unstabilised granular chlorine alternative
  • Fast dissolving and fast acting
  • Stabiliser-free, no chlorine lock


HTH Shock Granules  –  Calcium Hypochlorite.

The HTH Shock  is an instant solution to fix green or cloudy water and raise the chlorine level.   The fastest and most efficient shock chlorination on the market.

Cynuric Acid free. Ideal for indoor swimming pools.

Fast dissolving and no degassing.

Additional information

Weight 5 kg

1kg, 5kg