Fluval Bio Co2 Refill

Fluval Bio Co2 Refill

  • Refill pack for Fluval Bio-CO2 Pro
  • Up to 4 months CO2
  • Full power within 24 h
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The Fluval Bio-CO2 Pro refill pack contains several pre-measured activator yeast bags and booster tablets to support the biological fermentation process in the Fluval Bio CO2 Pro Systems.


  • Designed for use will all Fluval Bio CO2 Pro Low-Pressure CO2 Systems
  • Produces CO2 within a short 24-hour period (when mixed with sugar – sold separately)
  • Each Refill pack includes: 4 Activator Yeast sachets and 4 Booster tablets
  • High-quality German Champagne yeast with stabilizers and nutrients for consistent quality
  • Pre-measured for simple and accurate dosing
  • Each Refill Pack provides long-lasting CO2 supply
  • Model 125 (up to 4 months), Model 250 (up to 2 months), Model 500 (up to 1 month)

Use of the Fluval Bio-CO2 Pro refill packs

  • Clean the incubator thoroughly with plenty of fresh water.
  • Depending on the model, fill 1 (125 litre) or 2 (250 litre) activator packs into the incubator
  • Depending on the model, fill 1 (125 litre) or 2 (250 litre) booster packs into the incubator
  • Depending on the model, add 250 g (125 litres) or 500 g (250 litres) of refined sugar (not containing sugar) to the incubator
  • Fill with tap water at room temperature up to the inner filling line
  • Tighten the lid of the incubator hand-tight, ensuring that the precision regulator is completely closed
  • CO2 production will start in around 24 hours



Since 1975, Fluval has been offering advanced aquarium technology such as filters, lighting solutions and complete aquarium systems with a high degree of quality and innovation. Fluval's pioneering spirit is reflected in constantly modern products that meet the changing times and fast pace in the field of aquaristics with functionality and robustness. Fluval is not only committed to the much-loved hobby of aquaristics, but also to the preservation of the environment through coral conservation projects, species protection programmes and also works in a close context with the aquaristics community.

General information

Item no.
EAN 015561184571
Weight 0,03 kg
Shipping weight 0,08 kg

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