The shape and colour of this tank have changed over time.
It is today cylindric. It has in the passed also been round.
It is today in red colour. It has been both yellow and blue.
However same treaded connection and the volume is the same and can be used for the same installations..
For measurements, please see slide show of photos.
WHEN SHIPPED BY AIR FREIGHT, WE NEED TO DE-PRESSURIZE THE TANK.
The tank should hold a pressure of 0,9 - 1,2 bars.