
Applied Biochemists Black Algaetrine – Black Algae Killer for Pools (406303A)
Targeted Treatment for Stubborn Black Algae
Black algae is one of the toughest problems pool owners face—its deep roots and protective layers make it extremely resistant to standard chemicals. Applied Biochemists Black Algaetrine is a concentrated formula engineered specifically to penetrate and kill black algae at the source, restoring your pool to clear, safe, and inviting condition.
Why Choose Black Algaetrine?
Unlike general-purpose algaecides, Black Algaetrine is formulated with specialized active ingredients that break through the protective coatings of black algae colonies. Once inside, it destroys the roots embedded in pool surfaces. The result is a treatment that doesn’t just mask algae growth but eliminates it completely when combined with brushing and proper sanitation.
Safe for use on plaster, vinyl, fiberglass, and painted pools, Black Algaetrine provides the strength you need to fight one of the most persistent forms of algae.
Benefits You’ll Notice
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Specialized Black Algae Control – Penetrates protective layers and kills at the roots.
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Restores Pool Surfaces – Eliminates tough black spots that resist chlorine alone.
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Non-Foaming Formula – Keeps water clear and circulation steady.
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Compatible with All Sanitizers – Works with chlorine, bromine, and saltwater pools.
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Professional-Strength Formula – Trusted by pool service technicians.
How to Use
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Brush visible black algae spots thoroughly to break the surface.
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Add the recommended dosage of Black Algaetrine directly to affected areas.
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Run the pump continuously for full circulation.
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Repeat brushing and treatment as needed until algae is eliminated.
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Always test and balance pool water before application.
Pro Tip: Combine Black Algaetrine with a pool shock treatment for faster results and long-term prevention.
Key Features
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1 Qt bottle of black algae treatment
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Concentrated formula targets resistant black algae
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Safe for vinyl, plaster, fiberglass, and painted surfaces
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Non-foaming, professional-grade solution
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Works alongside chlorine, bromine, and saltwater systems
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Effective for both treatment and prevention of recurring black algae
FAQ
Q: Why is black algae so hard to remove?
A: Black algae has a tough protective layer and deep roots that resist normal sanitizers. Black Algaetrine penetrates these layers to kill algae at the source.
Q: Do I still need to brush my pool?
A: Yes. Brushing breaks algae’s protective coating, allowing Black Algaetrine to penetrate effectively.
Q: How long does it take to see results?
A: With proper brushing and dosing, you can expect improvement within a few days, with complete removal after repeated treatments.
Q: Can I use this in a saltwater pool?
A: Yes. Black Algaetrine is compatible with saltwater, chlorine, and bromine sanitizing systems.
Q: Is it safe for all pool surfaces?
A: Yes. It’s safe for plaster, vinyl, fiberglass, and painted pools when used as directed.