The Azaqua Inline CO2 diffuser may be out of the aquarium to be hung. This CO2 diffuser is connected to the conversion of filter tube, allowing CO2 directly by the flow is carried and dissolved in the water.
The CO2 diffuser is placed in a glass sleeve. The whole is nicely streamlined designed, so that the movement is only minimally hindered. The probability of formation of algae is much smaller and also dirt can not accumulate. With the 2 included suction cups the glass Inline CO2 diffuser to the outside of the aquarium. On both sides for a conversion of filter tube are connected, and the diffuser is with 4/6 CO2 hose to connect.
Glass Inline CO2 diffuser is available in 2 versions:
Read here: all about adding CO2 in the aquarium