A control system of the air quality installed in the basement is the key to a healthy indoor environment, upstairs and down, year-round. with sensors in both the basement and upstairs, musty, damp, and polluted air is exhausted as needed.A Unit23 HumidexThe HCS Basement with Booster Fan unit constantly maintains balanced air pressure so that unconditioned air from the outside does not make its way into the basement. While foundation vents allow for arbitrary air flow of unconditioned air, the HCS basement unit is sensible and controlled ventilation to expel the damp, polluted air and replenish it with a conditioned, drier air mass transforming the environment in the basement.Heavy Duty Model Type: Humidity Control System & myHome Installation area: Basement Air Flow: 230 CFM Ajustable Height: Yes Service Area: Up to 2,400 sq. ft. Dimensions: H 86.5"-96", W 11.5", D 8.5" Weight: 24 lbs Electrical: 34W Max / 115 V @ 60 Hz Wireless Wall Control & Booster Fan