Super Shockwave 73% - 1lb bag:

delivers a high impact "punch" to your pool to sanitize, kill and prevent bacteria, and act as a clarifier to your pool. 

• 73% Calcium Hypochlorite

• 70% available chlorine

• For use with chlorine and salt based pools

• For use on all pool surfaces and finishes

• 1lb Bag treats 15,000 Gallons