GLB Super Charge Calcium-Hypochlorite Shock

Unlike slow-dissolving tablets designed for daily maintenance, this granular shock is formulated for rapid dispersion. It provides an immediate, high-intensity boost of chlorine to quickly eliminate bacteria, algae, and organic contaminants that tablets cannot handle on their own.

No, you should wait until chlorine levels return to a safe range, typically between 1 and 4 ppm. It is best to apply this shock in the evening and test your water the following morning before allowing anyone to swim.

Yes, it is highly effective for cloudy water. By rapidly oxidizing organic waste and killing bacteria, it restores water clarity, though you may still need to run your filtration system continuously for several hours after application to remove the neutralized particles.

While effective for most pools, calcium hypochlorite can bleach vinyl liners or damage certain finishes if the granules settle directly on the pool floor. Always dissolve the granules in a bucket of water first or broadcast them carefully across the deep end while the pump is running to ensure even distribution.

You should use this product as a weekly maintenance step to prevent algae and bacteria buildup. Additionally, you should apply it immediately after heavy pool usage, severe weather events, or whenever the water appears cloudy or dull.