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The main reason for the popularity now of the portable air conditioners, in addition to the unrelenting heat waves, stems from the fact that a lot of people reside in the apartments and houses where any other form of air conditioning is actually prohibitive.

Although you may think of air cooling as a contemporary invention, the idea of cooling the interior of a construction truly goes back to premature civilisations. In second century China, the inventor Ding Huan of the Han Dynasty created the thought of a manually motorized rotary fan, and alternative water driven fans were furthermore developed in several Imperial palaces.

Window ac unit units have to be mounted bing helpful, but portable AC units do not have to be wall-mounted. Nonetheless, the units need to be placed near to the window for ventilation reasons. Air con units which remain on the windowsill tend to block the light.