Fermenting tray designed to accommodate up to four 1 gallon demijohns. Can be used with 25 litre fermenters occasionally, but if brewing with this size of vessel constantly, we would recommend our TE25 model. Thermostatic control ensures fermentation temperatures between 22 & 27 degrees C. Low power consumption 230 volts 38 watts. Detatchable power lead for ease of cleaning & storage.