POWERFUL NON-CHLORINE SHOCK IS LONG-LASTING AND DISSOLVES COMPLETELY.
- Compare to Leisure Time®, Bioguard®, Guardex®, and Sun®.
- Spa Shock should be used weekly to oxidize organic contaminants, reduce chlorine odor and increase water clarity.
- Dosage: 2 oz. (1/4 cup) per 500 gallons weekly, or more often for heavy bather loads.
- Great for use with mineral stick systems
- Active ingredient: Persulphate compound