No matter what the name may imply, swamp coolers are not meant for humid areas. Also known as evaporative coolers, these devices work best in places with a dry climate where adding a bit of humidity is actually a good thing. But even if you live in a high desert climate like Denver, the choice between swamp coolers and air conditioners isn’t always simple.
How They Work
Unlike standard air conditioners, swamp coolers don’t make use of the same air–they need an open window to operate. These devices cool air by passing it over a wet pad; as the water inside the pad evaporates, air temperature drops, moisture is added, and warm air is pushed out through the open windows.
Standard air conditioning devices do exactly the opposite, pulling moisture out of the air. Drier, cooler air is then pushed out of the compressor and into the room while the … Read the rest