Bio-Dex Phosphate Remover Max | 1 Gallon | PHOS+04Bio Dex Phosphate Remover PHOS+04 is a 1 gallon, non hazardous formula designed to eliminate high phosphate levels that can lead to water discoloration and cloudiness. Safe to use around family and guests, swimmers can re enter the pool immediately after application. This non toxic clarifier works seamlessly with all sanitizing routines and filter media, helping you maintain ideal water conditions without affecting chlorine levels. Easy to apply and