SpaPure 2 lb Multi Shock Extra slip x slip Its fast-dissolving formula delivers 56%

Its fast-dissolving formula delivers 56% available chlorine

Polishes pool water

SpaPure Chlorine Complete Spa Care Kit — Easy Hot Tub Water Chemistry

Algae control with fast-acting action: Keeps surface growth in check while supporting your sanitizer

SpaPure 2 lb Multi Shock Extra slip x slip Its fast-dissolving formula delivers 56%The SpaPure Multi Shock Extra is a powerful chlorine based disinfecting agent. Multi Shock Extra will kill algae, oxidize organic waste, and provide long lasting chlorine protection. Powerful disinfecting agent Chlorine based Kills algae, oxidizes organic waste, and protects the chlorine in your spa