Maximum Air Flow 735 cfm, Extraction Arm Diameter 8 in, Extraction Arm Length (Maximum) 13 ft, Filter Area 325 sq ft, Filter MERV Rating 16, Filter Type Reusable Cartridge Filter, Spark Arrestor, Input Voltage 120V AC, Series Prism, Compatible Filter Manufacturer Part Number KP1673-10, KP1673-6, Current 7.6 A