CO2 hoses can sometimes be very messy in the aquariummeubel or around the aquarium. With this handy Y link can CO2 be divided from one CO2 source to two hoses. For example, with one CO2 bottle, two fish tanks of CO2.
This CO2 link features "quick connect" connector, allowing solid CO2 hose easy to cross. If desired, the link can with a nail on the wall. Flexible silicone hose to connect is a "Joint Stick" or "focus steel" is needed.