In order to minimize power consumption and prolong the lifespan of all lighting, the 15 foot is equipped with energy efficient LED lighting. The 60mm wall panels insulated with additional Aerogel throughout the steel frame, make the body suitable for extreme climates and reduce day-to-day energy use for heating and cooling. Fans with automatic shutters eliminate draught.Energy efficientcy
The main ventilation system has its own solar charging, so doesn't rely on the batteries. Given the fact that the freezer is a constant power consumer, a efficient well insulated freezer box is in place. All these precautions contribute to virtually eliminate dependency on external power sources.