Chlorine / Bromine

This is must for any pool as the disinfection is carried out with this method is most sought after and effective. The level of chlorine is to be kept 0.6 to 1.0 ppm level. (part per million) Instruction of use chlorine is must as more chlorine does belching effect on skin and etching in eyes. And if it is less water is contaminated with bacteria and algae.