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Calcium Increaser for Spa & Hot Tub

Advanced Spa Water Calcium Increaser

Calcium levels low? Proper calcium levels in your hot tub make managing pool chemistry significantly easier and cost effective. It makes your water balance more predictable and therefore easier to manage - resulting in less chemical waste.

Avoid corrosion from soft water with our premium Calcium hardness increaser

Our Calcium Increaser is a must have

  • Low calcium can cause corrosive water
  • Helps prevent etching & staining at your hot tub's surface level
  • Makes balancing water easier and more cost effective