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In The Swim Calcium Hypochlorite Pool Shock Swimming pool shock treatments are an essential aspect of spring pool opening, but can also be used to give your pool a quick chlorine boost. Our most popular and versatile pool shock treatment, used to kill algae and bacteria that make pool water cloudy. Use our Pool Shock to kill visible algae blooms and invisible bacteria, which could cause illness to swimmers. Daily chlorination of the pool will kill most pathogenic bacteria, viruses, and microbes. Equip Your Pool with the Ultimate Defense System. Previous page Next page We've Got Your Chemical Needs Covered Cal-Hypo Pool Shock Add to Cart 3 Inch Chlorine Tablets Add to Cart Alkalinity Increaser Add to Cart pH Increaser Add to Cart pH Reducer Add to Cart Customer Reviews 4.6 out of 5 stars 14,779 4.6 out of 5 stars 21,050 4.7 out of 5 stars 2,191 4.7 out of 5 stars 3,372 4.7 out of 5 stars 650 Price $144.99$144.99 $128.99$128.99 $44.99$44.99 $45.59$45.59 $74.99$74.99 Product Size 25 Pound Bucket 25 Pound Bucket 25 Pound Bucket 25 Pound Bucket 30 Pound Bucket Purpose Chlorinating Water Sanitizing Raise alkalinity level Quickly raise pH levels Quickly lower pH levels Main Ingredient Calcium Hypochlorite Trichloro Sodium Bicarbonate Sodium Carbonate Sodium Bisulfate Ingredient % 68% 99% 99% 99% 90% Application Pre-dissolve Floating dispenser Apply directly to water Apply directly to water Apply directly to water Features Versatile, fact-acting shock Long lasting defense Control pH and chlorine levels Maintain balanced water Maintain balanced water
Fast-Acting Algae Control Calcium Hypochlorite (Cal-Hypo) is an effective non-stabilized chlorine shock treatment, ideal for routine maintenance in your swimming pool
Versatile Use Suitable for above ground or in-ground swimming pools, spas, and hot tubs; Pre-dissolve or dilute to avoid bleaching the liner
High Chlorine Content 65% available chlorine, provides powerful sanitization for crystal-clear water
Easy Application Pre-dissolve or dilute to avoid bleaching swimming pool liners; Spread granules in the deepest part of the pool; Brush if needed
Dosage Use 1 Pound per 10,000 gallons weekly to maintain 5-10 ppm chlorine levels
Cal Hypo Shock. 70%. Works. Cheap.