Stabilized for long lasting usage against the harmful effects of the sun`s ultraviolet rays, this totally soluble product serves as an effective swimming pool water sanitation agent without clouding the water. Feeders and floaters are not necessary for application; you simply broadcast Pool Solutions stabilized chlorine granules over circulating pool and spa surfaces for daily chlorination and to kill harmful bacteria growth. It also acts as a swimming pool algaecide and does not contain any scale forming minerals. In addition, Pool Solutions stabilized chlorine granules are EPA approved, relatively pH neutral, and possess a long shelf life. Complete instructions for product dosage on this 2 lb container enable users to effectively and easily keep their pools and spas safe and clean.