12 Pack Advanced Pool Shock, 68% Calcium Hypochlorite – Fast-Acting Shock Pool Treatment, Quick-Dissolving Chlorine Granules for Inground & Above Ground Swimming Pools, 12 x 1 lb Bags (12 lb Total)

[Fast-Acting Pool Shock Treatment] Made with Calcium Hypochlorite (Cal-Hypo) containing 68% available chlorine. Each 1 lb pre-measured bag delivers powerful, mess-free chlorine shock for swimming pools—no measuring or scooping needed.[Crystal Clear Swimming Pool Water] Effectively removes algae, bacteria, body oils, and other organic contaminants for sparkling clean water. This granular chlorine sanitizer boosts chlorine levels fast—pre-dissolve or dilute to help protect pool liners and surfaces.[Quick-Dissolving Chlorine Granules] A non-stabilized Cal-Hypo pool shock that dissolves quickly without leaving residue when used as directed. Perfect for weekly swimming pool maintenance, keeping water balanced, fresh, and safe for your family to enjoy.[Easy Dosage for Any Pool Size] Use 1 lb per 10,000 gallons of pool water for routine shocking. For heavy pool use or algae outbreaks, apply 2–3 bags for best results. Each dose raises chlorine levels by approximately 5–10 ppm, making it an effective pool chlorine sanitizer.[Reliable Pool Care & Important Directions] Temporary cloudiness may occur—water usually clears within 24 hours with proper circulation and filtration. For best results, first dissolve the product in a clean plastic bucket of water, then turn on the pump and slowly pour the dissolved solution along the pool edge. Do not allow undissolved granules to sit on the pool surface, as this may cause localized discoloration or staining.