Pay in 4 interest-free payments of $6.50 Learn more
Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Apply Polysheen Blue at a rate of 1 oz
Adjust calcium hardness to less than 400 ppm
Use 2 ounces of this product per 5
It will make a change to the appearance of the pool in a matter of hours
• 31% potassium peroxymonosulfate
Scale Inhibitor Apply Polysheen Blue at aBioGuard Scale Inhibitor prevents scale build up from high calcium levels. It also prevents stains caused by iron, copper and manganese. This product has recently been reformulated and is four times more effective than it was previously. Regular use of this new concentrated formula prevents scale build up on pool surfaces, piping, filtration, and heating elements. This product will not affect pH. Scale Inhibitor will continue working 3 4 weeks after
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