Yellow Out Swimming Pool Chlorine Shock Enhancing Treatment - 4 lbs.
- Sanitizer, Clarifier, Stain Inhibitor, Algae Control, and Descale all in one 3" 8 oz. tab.
- Each 3" 8 oz. tab is individually wrapped, stabilized, and slow dissolving.
- Reduces the need for additional chemicals.
- Weekly maintenance dosage is 1 to 3 tablets per 10000 gal..