The Grainfather Propylene Glycol (3 Liters) is a high-quality, food-grade solution specifically designed for use in Glycol Chillers. This 99.8% pure propylene glycol ensures efficient and reliable cooling for your fermenters, maintaining optimal temperatures and preventing freezing during the fermentation process. The 3-liter quantity is sufficient to refill the Glycol Chiller, providing enough coolant to connect up to four conical fermenters. For best performance, it is recommended to replace the glycol/water mixture every six months.

This propylene glycol is non-toxic, non-corrosive, and biodegradable, offering superior protection and performance for your brewing setup​