PacifiClear Cal-Shock 25 Lb. Granule Pre-Filter All metal frame construction guarantees

All metal frame construction guarantees long-life accuracy and is equipped with impact-resistant end caps to withstand harsh job site conditions

Formulated to minimize problems caused by color changes

this measuring wheel was built to last on even the roughest jobsite

or glass windows

PacifiClear Cal-Shock 25 Lb. Granule Pre-Filter All metal frame construction guaranteesGranular 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: