Our 80L China Factory High Quality Portable Industrial Water Cooler Evaporative Air Cooler is a must-have for any commercial or industrial space. With a large 80L water tank, it can lower the temperature of a large area quickly and efficiently. The evaporative cooling system works by drawing warm air through a wet pad, which cools the air as water evaporates from the pad. This process results in fresh, cool air being circulated throughout the area. As a factory, we pride ourselves on providing high-quality products that are both durable and efficient. Our evaporative air cooler is no exception, and it is designed to provide reliable cooling in even the toughest environments.