Alqae Control System
Finally an effective, natural product that keeps algae out of stock tanks, waterers & ponds. The Stock Tank Water Cleaner is veterinarian approved and is completely safe for all livestock, wildlife & fish. Made from natural bacteria and enzymes that eliminate nitrogen and phosphorus in the water, thereby preventing growth of plant material. Dispensers are available for several hundred gallons up to millions of gallons. Prices start at about $5/month.