The range of ODL carbonators goes from a minimum diameter of 63mm to a maximum of 168mm, for an internal changeable volume from a minimum of 0.5 [l] to a maximum of 8 [l]; the pre-set safety valves are available from 3 to 16 bar. The level control can be checked with one or two sensors. In each model, water and CO2 input can be equipped with no-return valves. ODL carbonators can be customised by several devices as special height, lower unloading device and soda output through a side tube, soda recycle system and internal coil for cooling.