A3726

SunGuard Spa Calcium Hardness Increaser

$0.00

Low calcium hardness can cause staining or etching of the spa surface and corrode your equipment. SunGuard Calcium Hardness Increaser is effective in raising the calcium hardness level in the spa.

Useful Tips

  • Adding 1oz of SunGuard Calcium Hardness Increaser per 500 gallons will raise the calcium hardness level by 10ppm
  • Available Sizes: 1 lb. bottles

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