Robarb™
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Calcium/Scale Deposits

Possible Cause Solution Preventative Maintenance

Calcium content too high

Dilute pool water with water of lower hardness. Use Metal Master® stain control as directed.

Use Metal Master® stain control weekly to prevent scale-forming calcium from precipitating out of solution.

pH or alkalinity too high

Correct with pH Down as directed.

Use Metal Master® stain control weekly to prevent scale-forming calcium from precipitating out of solution.