SpaPure Hardness Increaser

  • Increases calcium hardness
  • Prevents Corrosion
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SpaPure Hardness Increaser increases calcium hardness which may help prevent corrosion of spa components and extend the life of your spa. Proper calcium levels should be maintained between 150-250 ppm.


This product is compatible with all systems including bromine, chlorine, mineral sanitzers, and biguinde.  


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