The unit cooler’s casing consists of an internal self-supporting frame made of aluminium or stainless steel, while all of the visible parts and finishing are made of white pre-painted aluminium (color code RAL9010), which gives the unit a clean and polished look. Units are supplied with protective films on all pre-painted surfaces. These production materials make the product; Light in weight, non-toxic and devoid of polluting particles, highly resistant to mechanical stress and corrosion, resistant to low temperatures.