- Marine Box Classic S (LxWxH): 75x41x35 cm/55 liter return water Volume *
- Marine Box Classic M (LxWxH): 90x41x35 cm/70 liter return water volume *
- Marine box Classic L (LxWxH): 115x41x35 cm/94 liter return water Volume *
* Without devices in sump at a water level in the Skimmer chamber of 20 cm and in the return chamber of 10 cm