USED APPROXIMATELY 20,000 GALLON VERTICAL 316L STAINLESS STEEL MIXING TANK. APPROXIMATELY 13' DIAMETER X 22' HIGH, FLAT BOTTOM AND CONICAL TOP. SHELL 3/16", BOTTOM APPROXIMATELY 1/4". WITH SINGLE TURBINE AGITATOR AND CHEMINEER DRIVE. WITH EXTERNAL GLYCOL HEATING SYSTEM AND PUMP.