Air coolers are a brilliant option for people who are cagey about air conditioners. Air coolers are absolutely wallet-friendly and they do not need any intricate installation procedure. These are available in the market in different types such as jumbo coolers (used for large halls, bigger offices), duct coolers (used for central air cooling), tower coolers, room coolers (used for bedrooms, small offices), plastic air cooler, desert air cooler and others. In addition to this, air coolers are all plug-and-play devices and they actually do not need a lot of maintenance either. They consume minimal power as compared to air conditioners and therefore help you to expurgate on your electricity bill.