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Evaporative Air Coolers—Highlights of Technology, Functioning & Maintenance

Evaporative coolers are used as an effective way to cool indoor spaces.  Also, called swamp coolers, these coolers pass it over water-saturated pads that cause water to evaporate into it. In areas with low humidity, evaporating water into air offers a natural and energy-efficient means of cooling. Here are a few points that are necessarily …