NU-CLO poly 60 black algaecide
DIRECTIONS FOR USE:
Poly 60 is used to control the growth of algae in swimming pools. This product is compatible with most commonly used swimming pool chemicals but should not be mixed with soap or other cleaners or premix with other water treating chemicals. This product works best when added by itself to pool water. For maximum effectiveness pools containing heavy growth of algae should be cleaned prior to using product. For pools having visible growth add an addition dose of 11 – 17 fluid ozs of this product to 10,000 gallons of water and remove settled algae debris by cleaning.
For maintenance dosage, add 2-4 ozs of this product to 10,000 gallons of water every seven days.