The 5 Best Portable Evaporative Coolers [Ranked]

An evaporative cooler, or swamp cooler, is an energy-efficient way to cool your home or business in a natural, water-fueled way. They perform best in hot, dry climates and work by filtering hot air through wetted filters that cleanse and cools hot air. They do need to be positioned near windows or open doors to work best. The […]