Aqua Nova Inline CO2 Diffuser

Inline Co2 diffuser//// Characteristic: - this diffuser is able to connect, on to filter hoses, so there is no need to install the diffuser in the tank. - replaceable ceramic disc (19mm). - diffusion over the entire disc surface. - ideal for small and medium tanks. - 12 / 16mm and 16 / 21mm hose connections. - total diffuser size 12 x 4 cm.