Water Hardness Increaser - 1kg

Low calcium hardness leads to the damage of your pool and equipment, so it’s imperative to keep calcium levels above the minimum using a Water Hardness Increaser (Calcium Hardness Raiser).
  • Increases the calcium hardness of pool or spa water.
  • Calcium hardness is the measurement of dissolved calcium in water.
  • For Pools, calcium hardness should be maintained at a minimum of 200mg/l(ppm).
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£12.00

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