The storage varies from 100-15000L.As for the store tank above 20000L,recommending the use of outdoor store tank,which is made of stainless steel SUS304 and has good heat preservation.He associated part is below: -Stirrer -Inlet and outlet of material -Man Input hole -Thermometer -Liquid level indicator -High and low liquid level alarm -Housefly-proof and Dust-proof breath hole -Sterilization sampling hole -Gauge -CIP clean Read