Application Measuring the volume of cold potable water passing through the pipeline. Features A cubage meter, to calculate the amount of the passing water by the rotating of the piston. The metric device can turn round by 360. Easy to read. This meter has two types:stainless steel and plastic Application Measuring the volume of cold potable water passing through the pipeline. Features A cubage meter, to calculate the amount of the passing water by the rotating of the piston. The metric device can turn round by 360. Easy to read. This meter has two types:stainless steel and plastic