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 night