60" Irene-3 Airflow Cubic Feet per Minute Estimated Bl Yearly Energy Cost Close to Ceiling e 3,862 $ 6 Cubs Feat Per Minute v & The higher the airflow, the midges air the fan wil move High 5,720 e Idiot Efficiency: 181 Ruble Cost Range of Similar Models (15 847 Feet Fer Minute Per Watt QW g ® Ba sad on 12 cents per (ivh and 8.