Pay in 4 interest-free payments of $33.75 Learn more
Ships within 48 hours · Estimated delivery Nov 9 - Nov 14
Standard Base General Purpose
Maintains a balanced pressure of hot and cold water even when a valve is turned On or Off elsewhere in the system
fertilizers
Low total alkalinity may result in corrosion and pH bounce
PacifiClear Cal-Shock 25 Lb. Granule Supply Valves & Fittings Standard Base General PurposeGranular 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:
