It is the tank in that ayran milk is incubated. Tanks have 3 jackets. Water and steam are given to the middle jacket to set up the temperature. To keep the heat the tank mixer is blade type. Depending on requirements, cooling with water or cooling with gas is used in the cooling system. The tanks can be cleaned with a CIP system. It has a manhole lid. And it also has adjustable frames. The tank is completely made of AISI 304 quality stainless steel