You will discover selections out there on lesser glycol chillers, with inside drinking water tank, for ease of use. H2o may be used to chill right down to 7°C but then glycol should be added to chill further. We use propylene glycol, a non-toxic different to ethylene glycol, ensuring compliance https://advicebookmarks.com/story27809604/an-unbiased-view-of-glycol-chiller