3Chlorine Sodium Dichlor Chlorine Shock
Best reliable shock treatment for residential pool owners seeking crystal clarity.
A potent, fast-dissolving granular treatment that tackles both routine sanitization and heavy-duty shock needs. Its stabilized formula resists UV degradation, ensuring the sanitizer stays active longer to keep water clear and free of contaminants.
$159.99
Who it's for
- Pool owners seeking quick water treatment without residue or liner damage
- Maintenance-conscious users wanting to avoid constant chemical adjustments
- Outdoor pool owners in sunny climates requiring long-lasting sanitization
Who should skip it
- Long-term pool managers who do not regularly monitor stabilizer levels
- Budget-focused shoppers looking for the most inexpensive bulk sanitizing option
- Owners dealing with severe infestations who need maximum chemical strength
Performance breakdown
Dissolution Speed
Granules disperse rapidly, preventing unsightly residue buildup on pool floors.
Sanitization Potency
High active ingredient concentration makes quick work of stubborn algae blooms.
UV Stability
Built-in stabilizers significantly reduce chlorine loss during peak sunlight hours.
Surface Compatibility
Safe for vinyl, plaster, and fiberglass without risking surface damage.
Ease of Application
Granular form allows for simple, mess-free broadcasting across the water.
Maintenance Efficiency
Consistent chemical levels reduce the frequency of manual water testing.
Key Specs
Weight
50 lbs
Active Ingredient
99% Sodium Dichlor
Available Chlorine
56%
Form
Granular
Compatibility
All pool and spa surfaces
Stabilized
Yes (contains UV inhibitor)
Know before you buy
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