https://livesmartt.com/fast-cool-air/

Fast Cool Air  easy protection is one of the nice motives for purchasing an evaporative cooler. All coolers come with refillable water tanks which might be without problems on hand. A full tank lasts about 10 hours. if you require an extended operational period, don't forget an cooler with a hose connection which constantly supplies clean water to the cooler. All air cooler filters can be eliminated and rinsed.