Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 20 in Blade, 3,018 cfm, ODP, 1 Whether you will use this

Whether you will use this unit for public speaking or social events

RANGE 0-12"/0-300   mm

50+ UPF sun protection blocking 98% of harmful UV rays

every time you clean

Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 20 in Blade, 3,018 cfm, ODP, 1 Whether you will use thisAxial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 20 in Blade, 3,018 cfm, ODP, 1 Item 7A399 Mfr. Model 7A399 Brand DAYTON For Air Type Clean Air Drive Type Belt Drive Includes Drive Package with Motor Yes Assembly Unassembled Blade Diameter20 in Mount Type Roof Curb Mounting Location Roof Exhaust Airflow @ 0. 000 in SP3,018 cfm Exhaust Airflow @ 0. 125 in SP2,610 cfm Exhaust Airflow @ 0. 250 in SP2,109 cfm Exhaust Airflow @ 0. 375 in