The cold chain essentially means that the product being distributed is kept refrigerated at a constant temperature at all times, including during transportation.
The STC-1000 temperature controller lets you manually program a precise temperature range for your fermenter inside a refrigerator, freezer, or appropriately sized cooler.
Beer is a beverage that is ‘alive’, that changes over time, because from the very moment it leaves the brewery, its characteristics evolve, sometimes positively and often undesirably.