The JBL ProFlora Direct CO2 diffuser is easy to install between your filter hoses and very easy to use. The system is specially designed for the locking of the CO2 hose and water hose.
With this system, the CO2 is optimally mixed with the aquarium water. The wastage of CO2 will be reduced significantly. For hose size 12/16mm and Aquarium capacity 40-300L.