Description
Pool stain treatment in 4 oz spotting bags formulated to remove iron and organic stains from pool surfaces. Designed for use on plaster, marcite (gunite), vinyl liners, fiberglass, and painted pools, it dissolves tea-colored iron and tannin stains without draining the pool. The granular formula can be used as a spot treatment or broadcast for wider coverage and helps prevent re-staining for several weeks.