Quick-dissolve, chlorine-free shock tablets rid spas of oils, lotions and organic contaminants with unique effervescent water cleaning action. Works in both bromine and chlorine sanitized spas.
This item is the same as OZ, name was changed to Renew Tabs.
Spa Shock is a non-chlorine shock treatment specifically formulated for spa and hot tubs. It oxidizes and rids the spa water of non-filterable contaminates.
3/4oz per 500gal