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GLB Calcium Hardness Up

GLB Calcium Hardness Up

  • $12.13

GLB Calcium Hardness Up


Use Calcium Hardness Up to increase water hardness levels, help prevent equipment and surface corrosion as well as minimize foaming.

What’s in the box

  • 1 x GLB Calcium Hardness Up - 8lb, 5lb, 25lb

Technical Features

  • pH should be maintained between 7.2 - 7.8

    Directions for Use

    Initial Treatment

    1. 1lb per 10,000 Gallons of Water 

    Recommend For

    • Compatible with chlorine, bromine, salt water Chlorine, ozone, biguanide and mineral sanitizing systems


    Calcium Chloride: 94%, Other Ingredients: 6%