In The Swim Pool Shock
Best high-strength shock for pool owners needing rapid, residue-free water sanitization.
This high-strength shock is the gold standard for nuking algae without the baggage of added stabilizers. You get a rapid, crystal-clear reset for your pool, though you will need to grab a brush if any granules settle on the floor.
$48.99
at
In The Swim
Who it's for
- Pool owners dealing with stubborn algae or cloudy water
- Budget-conscious shoppers seeking high-strength sanitization
- Pool maintainers managing high cyanuric acid levels
Who should skip it
- Pool owners looking to avoid frequent water chemistry adjustments
- Owners with already high calcium hardness levels
- Users wanting a quick, direct-pour application method
Performance breakdown
Chlorine Potency
High-strength formula delivers rapid sanitization for stubborn algae and bacteria.
Dissolution Speed
Granular structure breaks down quickly to minimize unsightly pool floor residue.
Chemical Balance Impact
Non-stabilized composition prevents unwanted spikes in Cyanuric Acid levels.
Application Convenience
Pre-measured one-pound bags simplify dosing for standard pool volumes.
Algae Eradication
Aggressive chlorine concentration effectively clears blooms and restores water clarity.
System Compatibility
Not suitable for saltwater systems due to calcium hypochlorite chemical profile.
Key Specs
Active Ingredient
73% Calcium Hypochlorite
Minimum Available Chlorine
70%
Product Form
Granular
Coverage Rate
1 lb. bag per 10,000 gallons
Recommended pH Range
7.2 to 7.6
Recommended Total Alkalinity
60 to 120 ppm
Package Size
1 lb. bag
Recommended Chlorine Residual After Treatment
1-4 ppm
Treatment Capacity
10,000 gallons
Chemical Purpose
Shock Treatment, Algaecide
Know before you buy
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Ask Metto anything about the In The Swim Pool Shock before you decide.
