In order to optimize the temperature in a refrigerated van, the following tips are recommended: To do this, first of all, give attention to the peculiarities of certain types of cargo that is transported in a refrigerated van. Temperature change inside the van must always be avoided It is recommending to pre-cool a van before loading goods into the van. Turn the thermostat or control panel to ensure that those with an air conditioning unit are running efficiently. Penguin temperature should be checked frequently during the trip; the refrigerated van rental Dubai should not be overcrowded because it also affects air flow and temperature.