GLB SuperSonic Fast-Dissolving Granular Shock
Best fast-acting shock for pool owners needing residue-free water maintenance.
This high-potency shock cuts through pool maintenance by sanitizing and clarifying in one fast-dissolving step. By ditching cyanuric acid, it avoids the common trap of chemical over-stabilization, giving you a cleaner, more balanced pool without the lingering residue of traditional treatments.
$89.00
at
EZ Test Pools
Who it's for
- Pool owners needing immediate water clarity for weekend gatherings
- Homeowners seeking a reliable solution for algae and bacteria control
- Pool maintenance enthusiasts wanting to avoid scrubbing floor residue
Who should skip it
- Owners who prefer a low-maintenance, pH-balanced water chemistry routine
- Pool owners in sunny climates wanting to minimize chemical frequency
- Families with small children or pets requiring safer storage solutions
Performance breakdown
Dissolution Speed
Granular formula breaks down rapidly to minimize downtime for swimmers.
Sanitization Potency
High 70% available chlorine content delivers aggressive, professional-grade water treatment.
Application Convenience
Pre-measured one-pound bags eliminate guesswork and simplify routine pool maintenance.
Chemical Compatibility
Versatile formula works seamlessly with both salt and traditional chlorine systems.
Water Balance Impact
Cyanuric acid-free composition prevents stabilizer buildup and keeps chemistry manageable.
Surface Versatility
Safe for all pool surfaces without leaving behind unsightly residue.
Key Specs
Net Contents
12 x 1 Lb Bags
Minimum Available Chlorine
70%
Compatible with chlorine and salt water chlorine sanitizing systems
Works with all pool surfaces
Does not contain cyanuric acid
Fast-dissolving granular formula
Chemical standard type
Shock
Form
Granules
Size
12 lbs
Pool surface compatibility
Gunite, Plaster
Know before you buy
Still have a question?
Ask Metto anything about the GLB SuperSonic Fast-Dissolving Granular Shock before you decide.
