Centrifugal downblast roof exhaust fan drive type belt drive assembly assembled wheel diameter 18 1 2 in base diameter not applicable base length 30 in base width 30 in base shape square nameplate voltage 115 208-230v ac phase 1 motor horsepower 1 hp exhaust airflow 0.000 In sp 4 608 cfm for high-static pressure applications no high-efficiency motor no for air type clean air includes drive package yes includes motor yes mounting location roof
