Greenhouse Evaporative Air / Swamp Coolers on sale from ACF Greenhouses
Hessaire 6,800 CFM Down-Draft Aspen Evaporative Cooler 2,400 sq. ft. (Motor not Included) A68D - The Home Depot
Symphony Sumo XL 5000 Evaporative Air Cooler For Home With Powerful Fan | Indoor, Swamp Cooler With 3-Side Honeycomb Pads, Low Power Consumption, Hose Connectivity, With Free Hose Pipe And Cover, 17