Supply fan, Fan, Fresh air, Fresh in, Ventilator: 180 cfm @ 0.100 in SP, Round Duct, 6 in Duct Dia and effectively remove dust

and effectively remove dust

the brightness of the clock will adjust automatically with time

removable and washable for easy cleaning

Backpack vacuum features 2 speed motor that provides Hush mode with less disruption at 66 dB and Boost mode for higher performance

Supply fan, Fan, Fresh air, Fresh in, Ventilator: 180 cfm @ 0.100 in SP, Round Duct, 6 in Duct Dia and effectively remove dustSupply fan, Fan, Fresh air, Fresh in, Ventilator: 180 cfm @ 0. 100 in SP, Round Duct, 6 in Duct Dia Item 792HL7 Mfr. Model FIN 180B BrandBROAN Discharge DirectionHorizontal Duct Diameter6 in Duct Height6 in Duct ShapeRound Duct Width6 in Exhaust Airflow @ 0. 100 in SP180 cfm Exhaust Airflow @ 0. 200 in SP180 cfm Exhaust Airflow @ 0. 250 in SP180 cfm Exhaust Airflow @ 0. 400 in SP170 cfm Fan Wattage6 W Frequency60 Hz Full Load Current0. 7 A Housing