BioGuard Algicide 28-40 (1 qt)
Controls many forms of algae growth and works with either chlorinated or brominated swimming pools. Helps reduce maintenance costs. Excellent mid-priced algicide for commercial applications.
40% quaternary ammonium compound
Prevents and controls algae growth
Suitable for all pool types
Use once a week
Directions for use:
1. Adjust pH to between 7.2-7.6
2. Pour directly into deep end of the pool at a rate of 16 fluid ounces of Algicide 28.40 per 25,000 gallons of water
1. Pour directly into deep end of the swimming pool at a rate of 4 fluid ounces of Algicide 28-40 per 25,000 gallons of water (0.5ppm) every 5-7 days depending on weather and use factors
2. After each rain of consequence, add 4 fluid ounces of Algicide 28-40 per 25,000 gallons of water.