Best Seller | DAYTON 7A417 Exhaust Ventilator, 3/4 hp, 20 in Blade Dia., 230V AC/460V AC, Axial Downblast Roof Exhaust Fan, Mounting Location Roof, Assembly Unassembled, Blade Diameter 20 in, Housing Material Aluminum, Exhaust Airflow @ 0.000 in SP 3,957 cfm, For High-Static Pressure Applications No, High-Efficiency Motor No, Maximum Static... ... more DAYTON 7A417 Exhaust Ventilator, 3/4 hp, 20 in Blade Dia., 230V AC/460V AC, Axial Downblast Roof Exhaust Fan, Mounting Location Roof, Assembly Unassembled, Blade Diameter 20 in, Housing Material Aluminum, Exhaust Airflow @ 0.000 in SP 3,957 cfm, For High-Static Pressure Applications No, High-Efficiency Motor No, Maximum Static... | | $1,761.99 go to store |