PacifiClear Cal-Shock 100 Lb. Granule Deck Screws 2 year limited warranty

2 year limited warranty

Reinforced threads

Steel construction provides lasting durability

Perforated steam boil bracket with vented lid

PacifiClear Cal-Shock 100 Lb. Granule Deck Screws 2 year limited warrantyGranular form of chlorine used to chlorinate, sanitize, and disinfect swimming pools. Contains 65% available chlorine. Convenient, easy to use, and fast dissolving. Chlorine is released when the product is dissolved in water and works continually to prevent growth of algae and bacteria. Used for shocking or super chlorinating pool water to destroy organic contaminants and clear up hazy water. Can also be used as a sanitizer and disinfectant for: