$ 15.95 - $ 59.95
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, so it's a a great value! Plus, this non-metallic, low-foaming formula will not stain or discolor hair. Swim immediately after treatment. Great for all pool types. Buy 4 quarts and save!
Maintenance dosage: 1-1/3 oz. per 10,000 gallons