Description
W'eau Anti-Algae is a powerful liquid algaecide specifically developed to prevent and combat algae growth in swimming pools, spas, and hot tubs. This product works preventively against various types of algae (green, brown, black) and helps keep the water crystal clear, without negatively impacting water quality or the filtration system.
The liquid formula is easy to dose, dissolves instantly in water, and is compatible with chlorine, bromine, and saltwater systems. The product can be used for start-up, regular maintenance, and as an intensive treatment for sudden algae growth.
🧾 Usage and Dosage
| Application |
Dosage |
| Initial treatment for green water |
approx. 30 ml per 1,000 liters |
| Maintenance (preventive) |
approx. 8 ml per 1,000 liters weekly |
| After heavy rainfall |
an additional 8 ml per 1,000 liters |
| Winter treatment |
approx. 50 ml per 1,000 liters |
Instructions for use
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Check the pH level of the water (target range: 7.2 – 7.6).
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Start with a chlorine shock treatment if the water is cloudy or green.
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Add the correct amount of Anti-Algae, preferably into the skimmer or directly into circulating water.
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Let the pump run for at least 24 hours.
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Brush smooth surfaces if necessary and clean filters.
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Repeat the preventive dosage weekly.
✅ Safety instructions
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Always add product to water, never the other way around.
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Wear gloves and safety goggles when dosing.
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Avoid contact with skin, eyes, and clothing.
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Keep out of reach of children.
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Do not mix with other chemicals.
💡 Extra tips for clear water
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Combine Anti-Algae with shock chlorination for maximum effectiveness.
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Check pH and chlorine levels weekly.
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Use a flocculant to remove fine floating particles.
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Brush the walls and floor regularly to break up biofilm.