Acme Miami Home Indoor AM-200 8" Commercial Mixed Flow Fan - 520 CFM Durable ABS plastic housing. For residential and commercial use. Ball Bearing external rotor motor. Compact dimensions. Airflow from 73 - 512 CFM. 2 speed operating mode. Country of Origin: UKRAINE. Dimensions: 12.6"Lx10.24"Wx11.02"H. Weight: 8.75 lbs.