SuperFish Pondclear Bio Blocks 10 Liters

Biological filter material for pond filters — large surface area for beneficial bacteria

10 liters of bio blocks — durable and reusable

✅ Level: Easy — Place in the pond filter. No technical knowledge required.

SuperFish Pondclear Bio Blocks is high-quality biological filter material specifically developed for pond filters. The bio blocks offer a large surface area for the establishment of beneficial bacteria that ensure healthy biological degradation of waste products — for crystal clear and healthy pond water.

🔧 Product specifications

🚚 Delivery & warranty

• Delivered quickly from our store — ready to use immediately
• Shipping Tuesday or Friday → Read more about shipping
• Delivery with track & trace, usually within 1–2 business days
• Problem with your order? We will solve it together. Contact us via our customer service.
• Free shipping from €59,-

✂️ Usage tips

Place the bio blocks in the biological filter chamber of your pond filter. Rinse with pond water (never tap water) during first use to protect the beneficial bacteria. Clean every 4–6 weeks by rinsing in pond water.

💡 Tip

Combine with SuperFish Pondclear Bio Balls for optimal biological filtration — the different shapes complement each other and together offer a maximum bacterial surface area.

❓ Frequently asked questions

How long do bio blocks last?
Bio blocks are durable and reusable. With good maintenance (regular rinsing in pond water), they will last for years.

Do I need to replace the bio blocks?
No — bio blocks do not need to be replaced, only regularly rinsed in pond water. Replace only if visibly damaged or worn.

What is the difference with Bio Balls?
Bio Blocks and Bio Balls have a similar function but a different shape. Together, they provide a maximum and varied surface area for bacterial growth.

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