800gm Unwind Hardness Increaser

Unwind Hardness Increaser is used for increasing the calcium level in your spa. Soft water that’s low in calcium can cause corrosion to heaters and your spa surface. With Unwind Hardness Increaser, you prevent calcium-deficient water from damaging spa equipment.

$17.64

Product Description

  • Active Constituent:
  • Calcium Chloride.
  • Benefits:
  • 1. Protects the surface of the spa against etching, corrosion and pitting, ensuring extended life of the spa surface.
  • 2. Protects equipment and heat exchangers from corrosion.
  • 3. Consistent quality.

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