Grainfather Glycol Chiller Adapter KitThe Glycol Chiller Adapter (GCA) is designed to expand on the capabilities of the Grainfather Glycol Chiller, by allowing almost any fermenter on the market to be connected, and temperature controlled including Big Mouth Bubblers! The Glycol Chiller Adapter works in a similar way to the GF30 Conical Fermenter but instead of the built in cooling sleeve and heating element, it uses a stainless steel cooling coil and a heating pad to control the