How the Vortex^® AOS Advanced Oxidation System Treats Spa Water

Andrew Pullen, managing director of Spa World^®, explains the advanced oxidation system fitted to Vortex^® spas. He covers how the ozone clarifier and UV steriliser work together to produce hydroxyl radicals, the effect on chloramines and chlorine smell, and the choice between chlorine and non-chlorine background sanitisers.