Home / Chemicals / Pool / Chlorine/Bromine / Box of 4 gallons of Liquid Shock $38.99 Box of 4 gallons of Liquid Shock quantity Add to cart SKU: LIQCS Categories: Chemicals, Chlorine/Bromine, Pool, Shocks/Oxidizers Product ID: 2223 Description Description 12.5% Sodium Hypochlorite. Weekly: 1 gallon/10,000 gallons of water/ Opening if clear: 3 gallons/10,000 gallons of water. Related products Sale! 1lb Bag of Quick Swim Oxidizer $12.99 $10.99 Read more Sale! Box of 12- 1 lb Bags of Rapid Shock – $89.99 $62.99 Add to cart Sale! 1lb Bag of Rapid Shock $6.99 $5.99 Add to cart Sale! Enzyme Clarifier (Enzyme for Pools) $41.99 $32.99 Add to cart