In The Swim Sodium Dichlor Chlorine Shock
Best reliable shock for pool owners seeking crystal clear water.
A high-performance granular shock that clears water quickly without the cloudiness associated with calcium-based products. Its stabilized formula resists UV breakdown, making it a dependable choice for maintaining consistent sanitation in both pools and spas.
$193.66
at
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More Granular Chlorine options
Who it's for
- Pool owners seeking a fast-acting solution for cloudy water
- Outdoor pool owners in sunny climates needing long-lasting protection
- Maintenance-conscious users wanting to avoid constant chemical adjustments
Who should skip it
- Long-term owners who do not regularly monitor stabilizer levels
- Users dealing with severe algae blooms requiring maximum potency
- Budget-focused shoppers looking for the cheapest sanitizing option
Performance breakdown
Dissolution Speed
Granules break down almost instantly, minimizing wait times before swimming.
Sanitization Potency
High chlorine concentration aggressively tackles bacteria and stubborn algae blooms.
Hard Water Compatibility
Calcium-free composition prevents unsightly scale buildup in challenging water conditions.
UV Stability
Stabilized formula resists sunlight degradation, extending the active sanitizing window.
Application Versatility
Effective across diverse water features, from backyard pools to spas.
Bulk Value
Large format packaging offers significant cost savings for frequent pool maintenance.
Key Specs
Weight
44 lbs
Form
Granular
Active Ingredient
99% Sodium Dichloro-S-Triazinetrione Dihydrate
Available Chlorine
56%
Dimensions
16 x 13.9 x 13.2 inches
Compatibility
Swimming pools, spas, fountains, and water features
Features
Calcium-free, UV stabilized
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