If you are using a fermenter other than the GF30 Conical Fermenter, you will first need the GCA Glycol Chiller Adapter Kit, which is compatible with most fermenters in the marketplace. 

For a guide to the heating and cooling capabilities of the GC4 Glycol Chiller with fermenters of varying volumes and materials, see the table below:

For more information about the GCA (Glycol Chiller Adapter) Kit and cooling with the GC4 Glycol Chiller, see the GCA Instruction Guide, here.