1,48 In. Portable Air Cooler 2,Cools 4,000 sq. ft/ 3,high performance ... p./750W variable speed motor.3. No need to install, portable, could be used immediately after connecting water and electricity.4 ... , air hangers, livestock, warehousing, production lines, school events, outdoor dining, athletic fields, outdoor events, auto auctions, dry cleaners, greenhouse,etc. Industrial Portable evaporative air ...