WEN 4.2-Amp 3-Speed Remote-Controlled Industrial-Strength Air Filtration System (750/950/1270 CFM)

Circulate the air in a 1000 square foot room up to 9.5 times per hour Three-speed operation flows air at a rate of 750, 950, or 1270 cubic feet per minute Includes a 1-micron filter (model 3415AF1) and a 5-micron pre-filter (model 3415AF5), both of which can be easily replaced Programmable timer automatically shuts unit off after a set period of time Remote control allows users to set timer, change speed and power the unit on and off from up to 26 feet away