Pristine Extra (4 lb) – Chlorinated Shock for Pools & Spas

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Keep your pool and spa clean with Pristine Extra (4 lb). This powerful chlorinated shock eliminates contaminants, boosts water clarity, and supports Pristine Blue system startups. High-Strength Shock: Contains 99% sodium di-chlor for effective sanitization. Versatile Use: Ideal for pool and spa water maintenance. Start-Up Treatment: Perfect for Pristine Blue system initiation. Pool Troubleshooting: Helps restore water balance when issues arise. Maintain a clear and inviting pool with Pristine Extra. Show more