Pool Care Chlorine Granule,18-lbs.

Hth, 18 lb, chlorinating granules, calcium hypochlorite 56.4%, concentrated granular chlorinator, fast dissolving, maintains brilliantly clear water, good for all pool surfaces.

• All in one sanitizer and shock treatment
• Eliminates bacteria & algae
• Softens and clarifies water
• Prevents stains and scale
• Fast acting
• Cal Hypo for visibly sparkling water
• Cal Hypo formula prevents chlorine lock