Home / Chemicals / Pool / Chlorine/Bromine / 50lb bag of Calcium Chloride View cart “Box of 12- 1 lb Bags of Rapid Shock –” has been added to your cart. $59.99 50lb bag of Calcium Chloride quantity Add to cart SKU: AAA-8650 Categories: Chemicals, Chlorine Free, Chlorine/Bromine, Clarifiers/Maintenance, Pool Product ID: 2221 Description Description Used to increase the Calcium Hardness level in the pool water. Related products Sale! 1lb Bag of Rapid Shock $6.99 $5.99 Add to cart 5lb Rapid Shock $34.99 Add to cart 7.5lb Alkalinity Up $32.99 Read more Sale! 20.6lb NST (Cal Hypo / Non Stabilized Tablet) $139.99 $118.99 Add to cart