HALT 50 Algaecide
Rely on concentrated Halt 50 Algaecide to kill and prevent all types of algae. A single quart of this super concentrated swimming pool algaecide treats up to 240,000 gallons a great value! Plus, this non-metallic, low-foaming formula will not stain or discolor hair. Safe enough that you can swim immediately after treatment. Great for all pool types. Buy 4 quarts and SAVE!
Maintenance dosage: 1-1/2 oz. per 10,000 gallons.