St. Cyr Chlorine Free Shock 2lb

St. Cyr Chlorine Free Shock 2lb 

(No Returns on Chemicals)

St. Cyr’s Chlorine-Free Shock for hot tubs is a smart, gentle way to revitalize spa water between or after soaks. This high-strength MPS (monopersulfate) oxidizer works alongside standard chlorine or bromine sanitizers, supporting sparkling, inviting water without harsh odors or irritation.

Key Features & Benefits

• Chlorine-free formula is non-toxic and non-odorous, perfect for sensitive skin and enjoyable for all bathers.
• Powerful MPS oxidizer rapidly destroys organic contaminants, making water look clear and fresh after every soak.
• Compatible with chlorine and bromine systems—offers flexibility and enhanced water care for any hot tub routine.
• Ideal for FROG @ease hot tubs as a safe, effective alternative shock treatment.
• Quick, easy application: simply add after every soak for maintained clarity, or dose just before soaking to prep the spa.

Specifications

• Application: Hot tubs/spas
• Main ingredient: High-strength monopersulfate (MPS) oxidizer
• Dosage: 2 oz per 500 gallons for best results
• Usage: Safe to add before or after soaking
• Scent: Odorless
• Toxicity: Non-toxic; gentle on skin and surfaces

For a clean, enjoyable hot tub experience, this shock is a reliable and user-friendly supplement to any spa water care routine.