Bio-Dex Attack Size:1 lb A simple spray between cleanings

A simple spray between cleanings can dramatically improve water quality and pool upkeep

making it simple to compare shades under porch or lab light

helping you achieve safer water

Add 4Pro to your routine today to enjoy pristine water with minimal effort — order now for lasting protection

and other organic compounds from your pool

Bio-Dex Attack Size:1 lb A simple spray between cleaningsThe Bio Dex Attack product is an super strong shock oxidizer that will effectively clean the pool or spa, and will not add chlorine to the water. It is only intended to be used as a shock treatment in pools, spas, hot tubs, fountains or ornamental ponds. This is not a sanitizer, and will not replace the need for a regular application of sanitizer such as chlorine or bromine. Super concentrated non chlorine shock oxidizer Fast acting without any odor