The 2ND level contains 3 gastronom each 1/3x6,5 (32cmx 17,5cm x 6,5 cm) and is heated by the 2 infra-red lamps 175W each which are placed above the 3 gastronorms.
The temperature of the bottom level is controlled by a thermostat of 30 - 90° C. The 2 infra-red hard-glass lamps of the upper level are controlled by 3 positions switch.