GLB Supersonic 73% Cal Hypo Granular Chlorine Shock, 1 lb Bag | 71442A
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SuperSonic sanitizes, clarifies, fights algae and won’t over stabilize pool water. It’s safe for use on all pool surfaces and leaves no residue. This is the 1 lb bag.
- Contains 73% available chlorine.
- Add 1 lb. per 10,000 gallons directly to the pool.
- For best results, add during the evening hours.
- Compatible with chlorine and salt water chlorine sanitizing systems.
Available in Three Sizes:
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