Sirona Spa Care Activate GranularThe Sirona Spa Care Activate Granular is an efficient non chlorine shock oxidizer that will quickly clear up cloudy spa water, while simultaneously ridding the water of unpleasant odors and contaminants. This shock oxidizer will eliminate odor causing ammonia and chloramines, as well as residual soaps and oils, which results in refreshing and clean water for spa bathers to enjoy. The Sirona Activate Granular is not a disinfectant, and will still