a 100% soluble & chlorine-free oxygen shock suitable for burning out contaminants in swimming pool water.

Active ingredient present as 80% potassium monopersulphate

poolgard shock n swim is an oxidiser only and should be used as part of a regular maintenance program.

Used in conjunction with daily chlorine, shock n swim is used in place of "shock chlorine" to burn out the build-up of impurities in pool water. This keeps water nice and clear and also makes chlorine more effective as chlorines primary purpose becomes that of a sanitizer.

recommended usage : add fortnightly to the pool at the rate of approx. 750g per 45,000L pool.