BioGuard Silkguard Complete Chlorinating Tablets - 52364BIO

Best tablets on the market IMO.

Clearly the best tablets I've found with Algae control. I've had no mustard algae the past 2 years since using this product. Also, they dissolve at a slower pace than normal tablets saving me money. They are never available at my pool store so ebay saves the day.Read full review

Verified purchase:  Yes • Condition: new • Sold by: poolsupplymall