SpaGuard Bundle Kit - 1SpaGuard hot tub chemical supplies bundle SpaGuard Chlorinating Concentrate 2lb SpaGuard Chlorine Concentrate is a quick dissolving spa chlorine granule that contains 99% active ingredient leaveing little room for filler materials that can clog your filter, cloud water, or build up on the waterline. Granules may be added directly to hot tub water, no pre dissolving needed. SpaGuard Enhanced Shock Spa Oxidizer 2lb SpaGuard Enhanced Shock is a multi