A total of 21 identical tanks are available. 1-12) 12x V2A stainless steel tanks, capacity: 10000l. 13-14) 2x V2A stainless steel tanks with removable agitator, capacity: 10000l. 15-21) 7x V2A stainless steel tanks, capacity: 11000l. All tanks have two taps and a tank lid. Documentation available. On-site inspection is possible.