Tech Drive Super Quiet 110 Cfm, 1.2 Sone Bathroom Ventilation And Exhaust Fan With Humidity Sensor, No Attic Access Needed Insta

How To Choose Your Bathroom Fan? What Is A Sone Rating? Sones, Or The Sone Rating, Is A Term Used To Describe Sound Levels. Lower Sone Ratings Are Found On Quieter Fans. Higher Sone Ratings Indicate A Louder Bathroom Fan. What Is Cfm? Cfm (Cubic Feet Per Minute) Measures Fan Air Movement. Cfm Increases As Air Movement Increases. A Higher Cfm Is Best For A Larger Bathroom; A Lower Cfm May Be Adequate For Smaller Spaces. Td-Bf-01 110Cfm/1.0Sones. Ventilating For Bathroom Up To 110 Sq. Ft Td-Bf-02 90Cfm/0.8Sones. Ventilating For Bathroom Up To 90 Sq. Ft Td-Bf-03 70Cfm/2.0Sones. Ventilating For Bathroom Up To 75 Sq. Fttd-Bf-04 80Cfm/1.5Sones No Attic Access Needed Installation,Ventilating For Bathroom Up To 85 Sq.Fttd-Bf-05-L 70Cfm 2.0Sones With Led Light Ventilating For Bathroom Up To 75 Sq.Ft.Td-Bf-06 70Cfm 0.3Sones Ventilating For Bathroom Up To 75 Sq.Ft Td-Bf-07 110Cfm 0.8Sones With Humidity Sensor Ventilating Up To 110 Sq.Fttd-Bf-08-L 80Cfm 1.5Sones With Led Light Ventilating For Bathroom Up To 85 Sq.Fttd-Bf-09L 80Cfm 2.0Sones With Led Light And No Attic Access Needed Installation, Ventilating For Bathroom Up To 85 Sq. Fttd-Bf-10 110Cfm 1.2Sones With No Attic Access Needed Installation,Ventilating For Bathroom Up To 110 Sq. Fttd-Bf-11 90Cfm 1.5Sones With Ventilating For Bathroom Up To 90 Sq. Fttd-Bf-12-L 90Cfm 1.5Sones With Led Light Ventilating For Bathroom Up To 90 Sq. Fttd-Bf-13 50Cfm 1.5Sones Dc Motor With No Attic Access Needed Installation,Ventilating For Bathroom Up To 50 Sq.