This is a one quart bottle of Pool Season Stain and Scale Control. This product inhibits and prevents scale formation from excessing calcium. It controls calcium buildup in the filter plumbing and plumbing equipment. Stain and Scale also prevents staining from iron, copper, and manganese.
It is recommended that Stain and Control be added when pool is first filled or at the beginning of the swimming pool season. Maintenance doses should be added once a week throughout the swimming season.
