How Much Equipment Will I Need? TurboDryer Airmovers Use one DrizAir 1200 or Evolution dehumidifier plus 4 - 6 TurboDryer airmovers for every room or every 800 - 1200 sq. ft. of structure. Use one LGR 2000 or DrizAir 2400 plus 8 - 12 airmovers every 2000 - 2400 sq. ft. in areas with 8 - 10 ft. ceilings. Remember, many variables affect drying time, temperature, weather, how well-sealed the drying area is and the amount of moisture in the building. ACE Turbo Dryers @ 1.5 Amps Dehumidifiers and Turbo Dryers