Rx Clear Granular Mega Chlorine Pool Shock 73% Calcium Hypochlorite Powder - 12lbs

NOTE: Cannot be sold or shipped to Maine. Contains 73% calcium hypochlorite, yielding 70% available chlorine Highly effective multi-purpose product that sanitizes, clarifies and controls algae Add this granular powder to a bucket of water before dissolving it in your pool 1 lb Mega Shock per 10,000 gallons of pool water To maximize performance, use the Rx Clear Mega Shock at nightYou may also like Rx Clear Chemical Maintenance Kit for Swimming Pools, Up to 15,000 Gallons.