GLB PhosFIGHT Plus 32oz.

This concentrated, multi-functional product clarifies pool water, prevents waterline build-up, removes phosphates and minimizes algae blooms—all with half the dosing when compared to competitive products. – Contains enzymes, clarifiers and a phosphate remover. – Use PhosFIGHT® Plus weekly to keep water clean and clear. – Compatible with all pool sanitizers and surfaces.