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RIO Bio Block Ceramic Filter for Aquarium – 20x20x5cm

(4 customer reviews)

Original price was: $40.00.Current price is: $20.70.

300% more surface area than traditional ceramic filters for high bioload aquariums.

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RIO Bio Block (20 x 20 x 5cm)

Ceramic filter media

  • 20 x 20 x 5cm per block
  • 1 block per box
  • Surface area: 480 m³ per box
  • Fresh & marine water suitable
  • Stable and does not alter water parameters
  • Suitable for high bioload aquarium
  • Able to wash and reuse
  • Resistance to corrosion
  • Works in most filtration systems

Using cutting edge technology, Rio Bio Block has 300% more surface area than all traditional ceramic filtration media.

Rio Bio Block are cast from 100% pure ceramic, resulting in minimum corrosion and higher flowrate without clogging.

Specification Value
Size 20 x 20 x 5cm
Surface Area 480 m³ per box
Material 100% pure ceramic
Usage Fresh & marine water
Reusability Yes, can be washed and reused
Corrosion Resistance High

FAQ

Can Rio Bio Block be cleaned and reused?

Yes, Rio Bio Block can be washed and reused without losing effectiveness.

Is it suitable for both freshwater and marine aquariums?

Yes, it is suitable for both fresh and marine water environments.

Does it affect water parameters?

No, it is stable and does not alter water parameters.

4 reviews for RIO Bio Block Ceramic Filter for Aquarium – 20x20x5cm

  1. Boris Mackenzie –

    I’ve used Rio Bio Block in my 120-liter tank for three months. The filter performs well even with a high bioload. It doesn’t clog easily and I can clean it every two weeks. Water quality has stayed stable, which is a big plus.

  2. Edward Cameron –

    The surface area is impressive. I noticed better biological filtration compared to my old ceramic media. It fits perfectly into my hang-on-back filter and works smoothly with the flow rate.

  3. Leonard Underwood –

    Good performance in a marine setup. It holds up well under daily use and doesn’t change water chemistry. A bit harder to install than standard media, but worth the effort.

  4. Audrey Harris –

    After switching to Rio Bio Block, my tank has fewer algae issues. The media is durable and resists corrosion even after repeated cleaning. I plan to use it in multiple tanks.

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