Voted “Most Innovative Product for Service Professionals*”
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How To
How do I use FROG Algae Blocker 4Pro?
The Alternative Way to Prevent and Kill Algae
Prevent & Kill Algae – Easier. Faster. More Effectively.
Only For Pros.
Leave glugging, spilling, staining behind. Use less chemicals, less time, make more profits.
- Dry, concentrated formula
- 1 prefilled Pod per 10,000 gallons
- Drop ‘n Go™ – drop Pods in the skimmer
- Up to 7X lighter than a quart of liquid algaecide
- 4x Stain Guard™ protection with 4 stain inhibitors

EPA registered algaecide prevents algae. Or cures it.
Instantly starts preventing algae and lasts up to 6 months.

Less Work, in Less Time with More Profits:
- 4x Stain Guard™ protection
- No weekly dosing
- Cleanup is much easier
- Algae free pools – no callbacks
Algae outbreak? The Pod goes to work immediately removing green & yellow algae.
Use one prefilled Pod per 10,000 gallons for perfect dosing that maximizes performance and profitability every time.
Made by the Pros for the Pros™:
- Gives you peace of mind
- OFF the internet (NOT sold on Amazon)
- Light & easier to transport
- Eliminates weekly dosing
- Offers 1 SKU that prevents & cures algae
- Use 1 pod per 10,000 gallons

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*Compared to the minimum EPA recommended chlorine level of 1.0 ppm for a stabilized swimming pool. ∞For pools, hot tubs and swim spas.
*2024 International Pool Spa Patio Expo