Winter Shock II is our popular, lithium-based winter shock treatment ideally suited for vinyl and above-ground pools. Packaged in convenient 1 lb. bags it dissolves quickly, won’t cloud water, and oxidizes organic wastes.
- Chlorinating-oxidizing treatment ideal for vinyl, painted and fiberglass pools
- Quick dissolving
- Ideal for all pool surface types
With all pool care products, avoid physical contact. Follow safety information on label instructions. Open in well-ventilated area. Avoid breathing fumes. Store in a cool, dry place. Keep out of the reach of children.