1.Made of excellent stainless steel 304 and high-quality valves, pipelines. It is used for the yeast propagation in the brewery. Besides, it also can preserve the yeast effective; ensure the pure of the yeast. 2.This system is divided into n grade and more grades to propagate. The capacity for one time is usually 40HL, 150HL, or more. 3.This system can be cleaned by PLC system.