24%
off
Out of stock
  • Biological CO2 production, easy to maintain
  • Safe low-pressure operation, environmentally friendly
  • Up to 30 days CO2 supply
  • High-quality steel construction
  • B-stock
In stock, only 12 left
  • Sustainable bio-CO2 fertilisation
  • For aquariums up to 120 litres
  • At least 40 days of steady CO2
  • Overpressure valve prevents too high pressure
  • Stainless steel incubator
In stock, only 18 left
  • CO2 fertiliser system for freshwater aquariums
  • Simple and easy to install
  • Operation through biological process
  • Suffices for approx. 60 days with refill
In stock, only 5 left
  • Refill depot for Carbo Bio Systems
  • 2 x Bio CO2 Depot
  • For 40 days CO2
20%
off
In stock, only 5 left
  • Original spare part for JBL Bio CO2 systems
  • Pressure resistant
  • With robust thread
In stock
  • Refill pack for Fluval Bio-CO2 Pro
  • Up to 4 months CO2
  • Full power within 24 h
In stock
  • Refill for Tropica CO2 System Bio
  • Quick and easy to replace
  • Operation through biological process
  • For approx. 60 days CO2
In stock
  • Refill depot for Carbo Bio Style 120
  • For at least 40 days
  • From renewable raw materials
20%
off
Out of stock
  • Refill set for Bio 80 CO2 System by JBL
  • Provides aquaria with a volume of 12-80 l with CO2 for approx. 40 days
In stock
  • For the safe placement of m500 CO2 bottles
  • No additional tools or assembly required
  • Suitable for all bottles with 60 mm diameter
  • No CO2-bottle included