💪 Elevate Your Water Quality Game! Perfect for pools and spas alike. No overpowering smells, just results. Maximize efficiency with just a small dose. Engineered for the discerning expert. Visual performance feedback for peace of mind. 1 Gallon Concentrate NSF/ANSI-50 Certified Highly Concentrated Formula The Orenda PR-10000-GAL Phosphate Remover Concentrate is a professional-grade, highly concentrated liquid designed to effectively reduce phosphates in water systems. With a 1-gallon capacity and NSF/ANSI-50 certification, this product ensures optimal performance while maintaining a user-friendly, unscented formula.