GLB Supersonic 1lb. (Pack of 12)

Fighting a green pool, stubborn algae, or cloudy water that keeps coming back?

The GLB Supersonic Pool Shock 12 Pack is built for pool owners who need serious water recovery power — whether you’re opening your pool for the season or maintaining crystal clear water all summer long.

This high-performance chlorine shock rapidly dissolves to eliminate algae, oxidize contaminants, and restore sanitizer effectiveness so your pool stays clean, clear, and swim-ready.

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Built to Solve Major Pool Water Problems

A single shock treatment often isn’t enough for problem pools. This 12-pack gives you the volume needed to fully correct water issues and maintain balance.

Ideal for:

• Green or swampy pool water

• Severe algae blooms (green, mustard, black)

• Cloudy or hazy water

• Pool openings after winter

• Heavy rain & storm contamination

• High swimmer load recovery

When water conditions are at their worst, Supersonic works fast to bring them back under control.

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Supersonic Fast-Dissolving Performance

Engineered for rapid action, this powerful chlorine shock:

• Dissolves quickly

• Kills algae & bacteria

• Destroys organic waste

• Restores chlorine efficiency

• Improves overall water clarity

Visible improvement often begins within hours when applied correctly.

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12 Pack = Season-Long Supply & Value

This larger bundle is perfect for:

• Full pool openings

• Monthly shocking schedules

• Large pools

• Pool service pros

• Homeowners stocking up for summer

Buying in bulk saves time, ensures you’re always prepared, and delivers better value per treatment.

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Key Features & Benefits

• 2 × 1 lb pre-measured shock bags

• Fast dissolving chlorine formula

• Eliminates algae & contaminants

• Clears cloudy water fast

• Ideal for pool openings & maintenance

• Works for in-ground & above-ground pools

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Best Times to Use

• Spring pool opening

• After algae outbreaks

• Following heavy rain

• After pool parties

• Weekly / bi-weekly maintenance

• Mid-season water correction

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Product Details

• Brand: GLB

• Product Name: Supersonic Pool Shock

• Bag Size: 1 lb each

• Quantity: 12 Pack

• Total Weight: 12 lbs

• Type: Chlorine Shock Treatment

• Pool Compatibility: In-ground & Above-ground

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If your pool water is green, cloudy, or chemically out of balance — don’t under-shock it.

Go Supersonic and restore swim-ready clarity fast with the GLB Supersonic 12 Pack.