Tetra AlgoStop depot

Depot Tablets for Long-Term Control of Brush and Thread Algae

12 tablets — gradual release for continuous protection

✅ Level: Easy — Place tablet in the aquarium. No special equipment needed.

Tetra AlgoStop depot are solid tablets for targeted and long-term control of brush and thread algae in freshwater aquariums. The depot tablets dissolve slowly, gradually releasing the active ingredient for continuous protection. Particularly effective against the most stubborn algae species and prevents regrowth after treatment. Safe for fish and aquatic plants when used correctly.

🔧 Product Specifications

🚚 Delivery & Warranty

• Fast delivery from our store — ready for immediate use
• Shipping Tuesday or Friday → Read more about shipping
• Delivery with track & trace, usually within 1–2 working days
• Problem with your order? We'll solve it together. Contact us via our customer service.
• Free shipping from €59,-

✂️ Usage Tips

Remove activated carbon filters before treatment. Turn off the UV lamp during treatment. Dose according to the instructions on the packaging. Combine with Tetra Phosphate Minus for a structural approach to the cause of algae growth.

💡 Tip

AlgoStop depot is particularly effective against stubborn brush and thread algae that are difficult to control with liquid agents — the slow release ensures a continuous effect.

❓ Frequently Asked Questions

Is AlgoStop depot safe for shrimp?
Use with caution in aquariums with shrimp and invertebrates. Consult the dosing instructions and start with a lower dosage.

How long does one tablet work?
The effect per tablet depends on the aquarium volume and water flow. Consult the dosing instructions on the packaging.

Do you have another question? Feel free to contact us — we're happy to help you make the right choice for your aquarium.