Evaporative coolers try to get the same effect by blowing warm air over something cold such as ice packs, but they aren't aircon: we've created a portable air conditioner vs evaporative cooler ...

like a portable air conditioner. A swamp cooler works a bit differently from an air conditioner. It passes hot air over water-saturated pads and reusable ice packs. This causes the water to ...

The design uses no ice, which is the cooling agent typical found in other DIY air conditioners. Those generally cut holes in the top of a cooler ... make it very portable and perhaps backpackable ...

portable evaporative coolers on wheels are now available. On the other hand, air conditioners cool your home by transferring heat from the interior of your home to a warm outside environment.