Balanced Shock Oxidizer for Spas Balance Shock Oxidizer for Spas SeaKlear Uses Active Oxygen, not Chlorine. Balanced Shock Oxidizer for Spas helps keep your water clear and odor-free. Spa use can resume just 15 minutes after treatment. Continue Search Chemicals by Brand Pool Chemicals Spa Chemicals See Also: Brominating Granular Replenish Spa Oxidizing Shock
