WEN Dry Dust Collector with Polyester Filter

Dry Dust Collector with Polyester Filter. 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