ProTeam Superfloc Clarifier is a highly concentrated clarifier. This product collects cloud causing particles that have formed in swimming pool water and are too small to be trapped in the filter. It drops both live and dead organic particles suspended in pool water to the bottom where they can be easily vacuumed up. SuperFloc Clarifier will not affect water chemistry. This product has been proven to lower maintenance costs. It is compatible with chlorine and bromine treated pools. Best of all, SuperFloc Clarifier is made right here in the USA to ensure the highest possible quality, allowing you to buy with confidence.