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Same day shipping if ordered by 4 P.M (EST) Monday - Friday
Rx Clear® Multi-Functional 4-in-1 Shock is designed to dissolve quickly and completely, providing a steady source of available chlorine in swimming pools to control the growth of algae, kill bacteria, destroy organic contaminants and restore clarity to pool water.
Each bag of 4-in-1 Shock is 1 lb.