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Granulated calcium hardness increaser to increase the calcium content when it is less than 175 ppm.
A hardness less than 175 ppm. causes corrosion of pool materials.
The hardness of the water should be between 175-300 ppm.
Belonging to the range of products for balancing the pH of pool water.
A LITTLE FURTHER DOWN, IN OUR SECTION OF ATTACHED FILES, YOU WILL FIND A COMPLETE GUIDE FOR THE MAINTENANCE OF YOUR POOL
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