Inside the refrigerated areas of the caves, the apples are stored in stacked up plastic boxes and moved around by workers in safety helmets operating fork-lift trucks.
"One of them is definitely in terms of energy levels, because from a test done last year...we measured a 32% saving of electricity in the cave."
The caves currently store around 30,000 tonnes of apples, a figure expected to increase to 40,000 tonnes in the near future.
As summer comes to an end above ground, the harvest has begun and farmers are at work picking apples from orchards, which will continue for 30-40 days.
"We were hesitant at first, then we realised that it works, because there is a good saving of energy, and it is very sustainable.