Kills algae, as well as eliminates black and green algae spots in white plaster pools. Made from 99% pure Trichlor granules. Not intended for use on painted, vinyl-lined, fiberglass or colored plaster pools.
WARNING: The following product(s) can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov