Supply fan, Fan, Fresh air, Fresh in, Ventilator: 180 cfm @ 0.100 in SP, Round Duct, 6 in Duct Dia Lightweight and agile: Only 10

Lightweight and agile: Only 10 lbs

you may wish to store or cover it when not in use for an extended period of time

Designed to extend a lenses focal length by a factor of 2x

4x Bracket Knobs (Installed)

Supply fan, Fan, Fresh air, Fresh in, Ventilator: 180 cfm @ 0.100 in SP, Round Duct, 6 in Duct Dia Lightweight and agile: Only 10Supply 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